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SPOJENO PŘES CVE Citrix security advisory (AV26-1023)

Serial Number: AV26-1023 Date: October 9, 2026 NetScaler ADC and NetScaler Gateway Prior to 13.1-64.29 Prior to 14.1-73.46 NetScaler ADC FIPS Prior to 14.1-73.46 FIPS Prior to 13.1-37.283 FIPS & NDcPP The Cyber Centre encourages users and administrators to review the provided web links and apply any necessary updates as they become available. Citrix NetScaler ADC and Citrix NetScaler Gateway Security Bulletin for CVE-2026-107406 Citrix Security Advisories

EPSS 0.02 CVE-2026-107406 Citrix CA IT FR

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· Cyber Centre Kanada · Citrix security advisory (AV26-1023) · CSIRT Itálie (ACN) · Rilevata vulnerabilità in prodotti Citrix NetScaler · zachyceno · CERT-FR – avis · Vulnérabilité dans Citrix NetScaler ADC et Gateway (09 octobre 2026)

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Multiples vulnérabilités dans les produits Nextcloud (09 octobre 2026)

De multiples vulnérabilités ont été découvertes dans les produits Nextcloud. Certaines d'entre elles permettent à un attaquant de provoquer une élévation de privilèges, un déni de service à distance et une atteinte à la confidentialité des données.

EPSS 0.00 CVE-2026-68493 CVE-2026-77165 CVE-2026-77166 CVE-2026-77169 CVE-2026-82985 Nextcloud FR

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· zachyceno · CERT-FR – avis · Multiples vulnérabilités dans les produits Nextcloud (09 octobre 2026)

SPOJENO PŘES CVE Making sure the checks get printed

Welcome to this week’s edition of the Threat Source newsletter. My name is Pierre Cadieux, and I’ll be helping contribute to these newsletters. A little about me: I’ve been working in the cybersecurity industry in many roles over the past 20+ years, first focusing on endpoint security, policies, and firewalls, then moving to risk management and compliance, disaster recovery, and investigations. I spent about 15 years as a consultant working across many well-known consultancy firms and…

KEV ✓ EPSS 0.11 CVSS 8.7 CVE-2026-88779 Cisco Citrix Google US CA FI GB FR IT

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· Cisco Talos · Making sure the checks get printed · Cyber Centre Kanada · Citrix security advisory (AV26-996) · zachyceno · NCSC-FI · Citrix NetScaler ADC and Citrix NetScaler Gateway Security Bulletin for CVE-2026-88779 · zachyceno · Sophos Threat Research · Citrix NetScaler vulnerability (CVE-2026-88779) in active exploitation · zachyceno · CERT-FR – avis · Vulnérabilité dans Citrix NetScaler ADC et Gateway (05 octobre 2026) · BleepingComputer · Citrix patches NetScaler SAML zero-day exploited in attacks · CSIRT Itálie (ACN) · Vulnerabilità in prodotti Citrix NetScaler · zachyceno · CISA KEV · Citrix NetScaler Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability (CVE-2026-88779) · CERT-FR – alerty · Multiples vulnérabilités dans Citrix NetScaler ADC et Gateway (28 septembre 2026)

Cisco NX-OS Software Control Plane Denial of Service Vulnerability

A vulnerability in Cisco NX-OS Software could allow an unauthenticated, remote attacker to exhaust system resources, causing a denial of service (DoS) condition. This vulnerability exists because rate limiting was improperly applied to some protocols. An attacker could exploit this vulnerability by sending a high rate of UDP or TCP connections to a data plane interface on an affected device. A successful exploit could allow the attacker to cause instability to various routing and control plane…

EPSS 0.00 CVE-2026-20173 Cisco US

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· Cisco PSIRT · Cisco NX-OS Software Control Plane Denial of Service Vulnerability

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Multiples vulnérabilités dans Zabbix (05 octobre 2026)

De multiples vulnérabilités ont été découvertes dans Zabbix. Certaines d'entre elles permettent à un attaquant de provoquer un déni de service à distance, une atteinte à la confidentialité des données et une atteinte à l'intégrité des données.

EPSS 0.00 CVE-2026-59782 CVE-2026-59783 CVE-2026-59785 CVE-2026-59786 CVE-2026-59787 CVE-2026-59788 Zabbix FR

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· zachyceno · CERT-FR – avis · Multiples vulnérabilités dans Zabbix (05 octobre 2026)

NCSC-2026-0399 [1.00] [M/H] Kwetsbaarheid verholpen in Citrix NetScaler ADC en NetScaler Gateway

Citrix heeft een kwetsbaarheid verholpen in NetScaler ADC en NetScaler Gateway. De kwetsbaarheid betreft een geheugenoverflow in versies van NetScaler ADC en NetScaler Gateway die ouder zijn dan 14.1-73.41 en 13.1-64.28. Deze kwetsbaarheid kan leiden tot een Denial of Service (DoS) waarbij de normale beschikbaarheid van de dienst wordt verstoord.

Citrix NL

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· NCSC-NL · NCSC-2026-0399 [1.00] [M/H] Kwetsbaarheid verholpen in Citrix NetScaler ADC en NetScaler Gateway

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Multiples vulnérabilités dans Apache HTTP Server (02 octobre 2026)

De multiples vulnérabilités ont été découvertes dans Apache HTTP Server. Certaines d'entre elles permettent à un attaquant de provoquer une exécution de code arbitraire à distance, un déni de service à distance et une atteinte à la confidentialité des données.

EPSS 0.01 a dalších 3 CVE-2026-47360 CVE-2026-48005 CVE-2026-56153 CVE-2026-56154 CVE-2026-56449 CVE-2026-57941 CVE-2026-58415 CVE-2026-59685 CVE-2026-59797 CVE-2026-63045 CVE-2026-63292 CVE-2026-63686 CVE-2026-63718 CVE-2026-73636 CVE-2026-73637 CVE-2026-79768 CVE-2026-93546 Apache FR

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· zachyceno · CERT-FR – avis · Multiples vulnérabilités dans Apache HTTP Server (02 octobre 2026)

WatchGuard security advisory (AV26-981)

Serial number: AV26-981 Date: October 1, 2026 As of September 30, 2026, WatchGuard is affected by a vulnerability in the following product: Fireware OS Prior to 12.12.3 Prior to 12.5.21 Prior to 2026.2.3 Prior to 2026.3.2 The Cyber Centre encourages users and administrators to review the provided web links and apply any necessary updates as they become available. CVE-2026-86134 — Fireware OS Pre-Authentication NULL Pointer Dereference Allows Remote Denial of Service WatchGuard Security…

EPSS 0.00 CVE-2026-86134 WatchGuard CA

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· Cyber Centre Kanada · WatchGuard security advisory (AV26-981)

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Monta monta.app

View CSAF Summary Successful exploitation of these vulnerabilities could enable attackers to gain unauthorized administrative control over vulnerable charging stations or disrupt charging services through denial-of-service attacks. The following versions of Monta monta.app are affected: monta.app vers:all/* (CVE-2026-95102, CVE-2026-97363, CVE-2026-97212, CVE-2026-93474) CVSS Vendor Equipment Vulnerabilities v3 9.4 Monta Monta monta.app Missing Authentication for Critical Function, Improper…

EPSS 0.00 CVSS 9.4 CVE-2026-93474 CVE-2026-95102 CVE-2026-97212 CVE-2026-97363 Monta energetika doprava US

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· zachyceno · CISA Advisories · Monta monta.app

SPOJENO PŘES CVE Risolte vulnerabilità in CPython

Aggiornamenti di sicurezza risolvono 2 vulnerabilità, di cui 1 con gravità "critica" e 1 con gravità "alta", in CPython, implementazione di riferimento open source del linguaggio di programmazione Python. Tali vulnerabilità, qualora sfruttate, potrebbero consentire a un utente malintenzionato remoto non autenticato di eludere i meccanismi di sicurezza o di compromettere la disponibilità del servizio sui sistemi interessati.

EPSS 0.01 CVSS 9.2 CVE-2026-19445 CVE-2026-19553 Python CPython IT FI FR

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· CSIRT Itálie (ACN) · Risolte vulnerabilità in CPython · zachyceno · NCSC-FI · CRITICAL severity vulnerability affecting CPython · zachyceno · CERT-FR – avis · Multiples vulnérabilités dans CPython (01 octobre 2026)

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SPOJENO PŘES CVE Multiple Vulnerabilities in HPE Networking Instant On APs

Classification: Critical, Solution: Official Fix, Exploit Maturity: Not Defined, CVSSv3.1: 9.8, CVEs: CVE-2026-76721, CVE-2026-76722, CVE-2026-76723, CVE-2026-76724, CVE-2026-76725, CVE-2026-76726, CVE-2026-76727, CVE-2026-76728, CVE-2026-76729, CVE-2026-76730, CVE-2026-76731, CVE-2026-76732, CVE-2026-76733, CVE-2026-76734, CVE-2026-76735, CVE-2026-76736, CVE-2026-76737, CVE-2026-76738, Summary: Multiple Vulnerabilities in HPE Networking Instant On APs

EPSS 0.01 CVSS 9.8 a dalších 1 CVE-2026-76722 CVE-2026-76723 CVE-2026-76724 CVE-2026-76725 CVE-2026-76726 CVE-2026-76727 CVE-2026-76728 CVE-2026-76729 CVE-2026-76730 CVE-2026-76731 CVE-2026-76732 CVE-2026-76733 CVE-2026-76734 CVE-2026-76735 CVE-2026-76736 CVE-2026-76737 CVE-2026-76738 HPE FI FR

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· zachyceno · NCSC-FI · Multiple Vulnerabilities in HPE Networking Instant On APs · zachyceno · CERT-FR – avis · Multiples vulnérabilités dans HPE Aruba Networking Instant On (30 septembre 2026)

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SPOJENO PŘES CVE Multiple vulnerabilities in Wireshark

Classification: Severe, Solution: Official Fix, Exploit Maturity: Not Defined, CVSSv3.1: 8.1, CVEs: CVE-2026-95386, CVE-2026-95387, CVE-2026-95388, CVE-2026-95389, CVE-2026-95390, CVE-2026-95391, CVE-2026-95392, CVE-2026-95393, CVE-2026-95394, CVE-2026-95395, CVE-2026-96415, CVE-2026-96416, CVE-2026-96417, CVE-2026-96418, CVE-2026-96419, CVE-2026-96420, CVE-2026-96421, CVE-2026-96422, CVE-2026-96423, Summary: CVE-2026-95386: The TTL file parser could go into an infinite loop. CVE-2026-95387:…

EPSS 0.00 CVSS 8.1 a dalších 2 CVE-2026-95388 CVE-2026-95389 CVE-2026-95390 CVE-2026-95391 CVE-2026-95392 CVE-2026-95393 CVE-2026-95394 CVE-2026-95395 CVE-2026-96415 CVE-2026-96416 CVE-2026-96417 CVE-2026-96418 CVE-2026-96419 CVE-2026-96420 CVE-2026-96421 CVE-2026-96422 CVE-2026-96423 Wireshark FI FR

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· zachyceno · NCSC-FI · Multiple vulnerabilities in Wireshark · zachyceno · CERT-FR – avis · Multiples vulnérabilités dans Wireshark (24 septembre 2026)

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Multiples vulnérabilités dans OpenSSL (30 septembre 2026)

De multiples vulnérabilités ont été découvertes dans OpenSSL. Certaines d'entre elles permettent à un attaquant de provoquer un déni de service à distance, une atteinte à la confidentialité des données et une atteinte à l'intégrité des données.

EPSS 0.01 CVE-2026-35189 CVE-2026-35191 CVE-2026-42772 CVE-2026-54872 CVE-2026-54873 CVE-2026-54875 CVE-2026-72897 CVE-2026-75804 CVE-2026-75805 CVE-2026-75806 CVE-2026-77696 CVE-2026-84782 CVE-2026-84783 CVE-2026-84784 OpenSSL FR

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· zachyceno · CERT-FR – avis · Multiples vulnérabilités dans OpenSSL (30 septembre 2026)

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Baicells Nova 430H

View CSAF Summary Successful exploitation of this vulnerability could allow an attacker to inject malformed messages which may lead to a denial-of-service condition. The following versions of Baicells Nova 430H are affected: Nova 430H eNodeB (model pBS3101SH) <=BaiBLQ_3.0.12 (CVE-2026-96274) CVSS Vendor Equipment Vulnerabilities v3 7.4 Baicells Technologies Baicells Nova 430H Uncaught Exception Background Critical Infrastructure Sectors: Communications, Information Technology Countries/Areas…

EPSS 0.00 CVSS 7.4 CVE-2026-96274 Baicells Technologies telekomunikace US

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· zachyceno · CISA Advisories · Baicells Nova 430H

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Vulnerabilities in Elasticsearch

Classification: Important, Solution: Official Fix, Exploit Maturity: Not Defined, CVSSv3.1: 6.5, CVEs: CVE-2026-82294, CVE-2026-82300, CVE-2026-94396, CVE-2026-94397, CVE-2026-94398, CVE-2026-94399, CVE-2026-94408, Summary: Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead to denial of service via Excessive Allocation (CAPEC-130). See also: https://discuss.elastic.co/t/elasticsearch-8-19-22-9-4-7-9-5-4-security-update-esa-2026-176/390682, See also: https://discuss.elastic.co…

EPSS 0.00 CVSS 6.5 CVE-2026-82294 CVE-2026-82300 CVE-2026-94396 CVE-2026-94397 CVE-2026-94398 CVE-2026-94399 CVE-2026-94408 Elastic FI

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· zachyceno · NCSC-FI · Vulnerabilities in Elasticsearch

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Multiples vulnérabilités dans le noyau Linux d'Ubuntu (25 septembre 2026)

De multiples vulnérabilités ont été découvertes dans le noyau Linux d'Ubuntu. Certaines d'entre elles permettent à un attaquant de provoquer une élévation de privilèges, un déni de service à distance et une atteinte à la confidentialité des données.

Ubuntu Linux FR

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· zachyceno · CERT-FR – avis · Multiples vulnérabilités dans le noyau Linux d'Ubuntu (25 septembre 2026)

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Multiples vulnérabilités dans les produits Elastic (25 septembre 2026)

De multiples vulnérabilités ont été découvertes dans les produits Elastic. Certaines d'entre elles permettent à un attaquant de provoquer une élévation de privilèges, un déni de service à distance et une atteinte à la confidentialité des données.

EPSS 0.00 CVE-2026-72662 CVE-2026-72668 CVE-2026-78582 CVE-2026-82294 CVE-2026-82300 CVE-2026-94396 CVE-2026-94397 CVE-2026-94398 CVE-2026-94399 CVE-2026-94400 CVE-2026-94408 Elastic FR

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· zachyceno · CERT-FR – avis · Multiples vulnérabilités dans les produits Elastic (25 septembre 2026)

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Ubiquiti UniFi Gateways - Multiple Denial-of-Service Vulnerabilities

Classification: Important, Solution: Official Fix, Exploit Maturity: Unproven, CVSSv3.1: 7.5, CVEs: CVE-2026-77544, CVE-2026-77555, CVE-2026-77556, CVE-2026-77558, CVE-2026-95861, CVE-2026-95862, Summary: Ubiquiti has corrected six vulnerabilities affecting current UniFi gateway devices. An attacker with network access to an affected device can exploit the vulnerabilities to cause a denial-of-service condition and interrupt network connectivity. The affected product families include Dream…

EPSS 0.01 CVSS 7.5 CVE-2026-77544 CVE-2026-77555 CVE-2026-77556 CVE-2026-77558 CVE-2026-95861 CVE-2026-95862 Ubiquiti FI

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· zachyceno · NCSC-FI · Ubiquiti UniFi Gateways - Multiple Denial-of-Service Vulnerabilities

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Apache Tomcat - Multiple Severe Vulnerabilities

Classification: Severe, Solution: Official Fix, Exploit Maturity: Unproven, CVSSv3.1: 9.8, CVEs: CVE-2026-73581, CVE-2026-75973, CVE-2026-76183, CVE-2026-77756, CVE-2026-77762, CVE-2026-77791, CVE-2026-78383, CVE-2026-78437, CVE-2026-79677, CVE-2026-86248, CVE-2026-86350, CVE-2026-87022, Summary: Apache has disclosed multiple vulnerabilities affecting supported Apache Tomcat releases. The vulnerabilities include bypassing access restrictions on WebSocket endpoints, HTTP/2 request-header…

EPSS 0.01 CVSS 9.8 CVE-2026-73581 CVE-2026-75973 CVE-2026-76183 CVE-2026-77756 CVE-2026-77762 CVE-2026-77791 CVE-2026-78383 CVE-2026-78437 CVE-2026-79677 CVE-2026-86248 CVE-2026-86350 CVE-2026-87022 Apache FI

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· zachyceno · NCSC-FI · Apache Tomcat - Multiple Severe Vulnerabilities

HPE security advisory (AV26-951)

Serial number: AV26-951Date: September 23, 2026 As of September 22, 2026, Hewlett Packard Enterprise (HPE) is affected by vulnerabilities in the following products: Analytics and Location Engine (ALE) Prior to or equal to 5.0.0.0 HPE Telco Service Orchestrator Prior to or equal to 5.6.0 The Cyber Centre encourages users and administrators to review the provided web links and apply any necessary updates as they become available. HPESBNW05137 rev.1 - Multiple Vulnerabilities in HPE Networking…

Hewlett Packard Enterprise CA

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· Cyber Centre Kanada · HPE security advisory (AV26-951)

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SPOJENO PŘES CVE Siemens WTV676 and WTV776

View CSAF Summary The products listed below contain a denial of service vulnerability that could allow an attacker to force the devices into protection mode under certain conditions. This disables remote connectivity functions (Web Access) to the devices. Siemens has released new versions for the affected products and recommends to update to the latest versions. The following versions of Siemens WTV676 and WTV776 are affected: WTV676-HB6035 Web Interface vers:intdot/<3.94 (CVE-2026-89207)…

EPSS 0.00 CVSS 6.5 CVE-2026-89207 Siemens energetika US IT

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· zachyceno · CISA Advisories · Siemens WTV676 and WTV776 · CSIRT Itálie (ACN) · Aggiornamenti per prodotti Siemens

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Keycloak — Multiple Security Vulnerabilities

Classification: Severe, Solution: Official Fix, Exploit Maturity: Not Defined, CVSSv3.1: 7.5, CVEs: CVE-2026-90997, CVE-2026-79651, CVE-2026-74909, CVE-2026-19607, CVE-2026-17526, CVE-2026-18212, Summary: Keycloak 26.7.4 addresses multiple security vulnerabilities affecting authentication and authorization functionality. The vulnerabilities include privilege escalation allowing a user with impersonation privileges to impersonate a realm administrator, unauthenticated denial-of-service…

EPSS 0.01 CVSS 7.5 CVE-2026-17526 CVE-2026-18212 CVE-2026-19607 CVE-2026-74909 CVE-2026-79651 CVE-2026-90997 Keycloak FI

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· zachyceno · NCSC-FI · Keycloak — Multiple Security Vulnerabilities

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SPOJENO PŘES CVE Multiples vulnérabilités dans Synology DSM (21 septembre 2026)

De multiples vulnérabilités ont été découvertes dans Synology DSM. Certaines d'entre elles permettent à un attaquant de provoquer une exécution de code arbitraire à distance, un déni de service à distance et une atteinte à la confidentialité des données.

EPSS 0.01 CVSS 9.8 CVE-2026-13623 CVE-2026-13635 CVE-2026-13639 CVE-2026-13666 CVE-2026-13673 CVE-2026-13683 CVE-2026-13684 CVE-2026-6205 Synology FR FI

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· zachyceno · CERT-FR – avis · Multiples vulnérabilités dans Synology DSM (21 septembre 2026) · zachyceno · NCSC-FI · Synology DSM — Multiple Critical Vulnerabilities

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Mitsubishi Electric CC-Link IE TSN Communication Protocol (Update A)

View CSAF Summary Successful exploitation of this vulnerability could allow an attacker with access to the same network segment to tamper with communication data in the affected product by sending specially crafted packets under specific timing conditions. This could allow the attacker to cause a denial-of-service (DoS) condition in the affected product by interfering with its control function or causing it to operate incorrectly. The following versions of Mitsubishi Electric CC-Link IE TSN…

EPSS 0.00 CVE-2026-13584 Mitsubishi Electric výroba a průmysl US

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· zachyceno · CISA Advisories · Mitsubishi Electric CC-Link IE TSN Communication Protocol (Update A)