Hvězdička u CVE znamená, že jsem to číslo vytáhl z širšího textu článku.
Neukazuju u něj proto KEV, EPSS ani CVSS, a to preventivně, protože článek se na něj mohl
jen odkazovat, třeba jako na starší kauzu.
Upozorňujeme na aktivně zneužívané zranitelnosti CVE-2026-88771 a CVE-2026-88772 v produktu Citrix Netscaler, které umožňují vzdálené spuštění kódu. Doporučujeme bezodkladně aktualizovat na verzi 14.1-73.37, 13.1-64.23, 14.1-73.37 FIPS nebo 13.1-37.279 a novější podle používané produktové řady. Dále doporučujeme prověřit indikátory kompromitace, jelikož aktualizace nemusí kompromitaci odstranit. Zranitelnosti Zranitelnost CVE-2026-88771 spočívá v nesprávném ověřování vstupů a umožňuje…
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) warned federal agencies to patch a high-severity Linux kernel privilege escalation bug that attackers are chaining with the PHP2Shell flaws in the wild. [...]
This vulnerability allows remote attackers to initiate arbitrary server-side requests on affected installations of MLflow. Authentication is required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 6.8. The following CVEs are assigned: CVE-2026-64849.
On September 25, 2026, Mandiant released a report regarding continued mass exploitation of CVE-2026-35273 by the ShinyHunters group. TrendAI’s Zero Day Initiative first reported this CVE to Oracle on June 10, 2026, following an investigation I conducted with Minh Giang and Lucas Miller of TrendAI Research. Although Oracle issued a patch under a single CVE, we reported three distinct vulnerabilities across multiple PeopleSoft components. We are coordinating with Oracle to assign separate CVEs…
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added the PHP2Shell vulnerabilities to its catalog of actively exploited security flaws and ordered federal agencies to patch their systems by Thursday. [...]
A new UEFI bootkit named BlackX, deployed in an espionage campaign in early 2026, exploited the old Baton Drop vulnerability to bypass Secure Boot and load a malicious driver designed to interfere with security solutions from Kaspersky and Avast. [...]
This research was conducted jointly with Julian-Ferdinand Vögele of Recorded Future’s Insikt Group. Details of the joint research and presentation are available here. Cisco Talos identified UAT-6275 (TAG-193 by Recorded Future) activity targeting government organizations across the Commonwealth of Independent States (CIS). Recovered artifacts show additional interest in water resources and energy. This focus is consistent with intelligence collection and may reflect the regional effects of the…
The FBI has seized seven domains used by Chinese state-sponsored hackers known as Flax Typhoon to operate two hacking tools, MicroScan and FishHub, used in attacks that breached critical infrastructure and other organizations worldwide. [...]
The China-linked ransomware group Warlock targeted a water utility, a telecom provider, a regional government body, and a university by exploiting SharePoint vulnerabilities to gain initial access. [...]
De multiples vulnérabilités ont été découvertes dans GitLab. Elles permettent à un attaquant de provoquer une atteinte à la confidentialité des données et un contournement de la politique de sécurité. Gitlab indique que la vulnérabilité CVE-2026-85706 est activement exploitée.
The Cybersecurity and Infrastructure Security Agency (CISA) has ordered U.S. government agencies over the weekend to secure their systems against attacks exploiting two critical Citrix NetScaler vulnerabilities. [...]
Classification: Critical, Solution: Official Fix, Exploit Maturity: High, CVSSv3.1: 9.8, CVEs: CVE-2026-63077, Summary: An unauthenticated remote code execution vulnerability affects TeamCity On-Premises. An attacker with HTTP or HTTPS access to a vulnerable server can exploit the TeamCity agent polling protocol to bypass authentication and execute operating-system commands with the privileges of the TeamCity server process.
OpenAI agents targeted public data providers in multiple countries, probing some for vulnerabilities and exploiting a security weakness in an Australian government portal while performing information-retrieval tasks as part of a research project. [...]
A Chinese-speaking threat actor has been exploiting vulnerabilities in ZyXEL GS1900 Smart Managed Switches and WordPress to steal sensitive data from 996 devices and more than 18,500 records stored in backend databases. [...]
The ShinyHunters extortion gang claims it breached FBI systems using a new Oracle PeopleSoft zero-day vulnerability, gaining access to internal services and stealing sensitive data on employees and job applicants. [...]
Attackers are now actively exploiting a high-severity vulnerability in Zyxel GS1900 series switches, according to the U.S. Cybersecurity and Infrastructure Security Agency (CISA). [...]
On September 9, 2026, Volexity published a blog post detailing the simultaneous use of multiple chained zero-day exploits in Google Chrome (CVE-2026-85046, CVE-2026-87491) and Microsoft Windows (CVE-2026-85880) by two different Chinese advanced persistent threat (APT) actors. Shortly after that blog post was published, Volexity discovered additional campaigns—this time from a third Chinese threat actor, tracked by Volexity under the alias UTA0565—that used the same chained exploits on September…
GreyNoise has been tracking malicious use of an IP address since early June 2026 due to its frequent use in scans and attacks against a variety of technologies. We detail a few of the more notable intrusions we observed including the theft of more than 18,000 sensitive records from a western government.
CISA has added one new vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Vulnerability This type of vulnerability is a frequent attack vector for malicious cyber actors and poses significant risks to the federal enterprise. Binding Operational Directive (BOD) 26-04: Prioritizing Security Updates Based on Risk establishes vulnerability management…
CISA has added one new vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2026-58704 Google Pixel Improper Authorization Vulnerability This type of vulnerability is a frequent attack vector for malicious cyber actors and poses significant risks to the federal enterprise. Binding Operational Directive (BOD) 26-04: Prioritizing Security Updates Based on Risk establishes vulnerability management requirements for Federal Civilian…
15. September 2026 Beschreibung In Cisco Secure Email Gateway existiert eine kritische Sicherheitslücke. Bei erfolgreicher Ausnutzung könnte diese Sicherheitslücke es nicht authentifizierten Angreifer:innen aus der Ferne ermöglichen Befehle mit Root-Rechten auf dem zugrunde liegenden Betriebssystem auszuführen. Laut Cisco wurde eine Ausnutzung der Sicherheitslücke bereits beobachtet. CVE-Nummer(n): CVE-2026-76461 CVSS Base Score: 9.8 Auswirkungen Ein Angreifer könnte diese Sicherheitslücke…
CISA has added three new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2026-42016 JFrog Artifactory Incorrect Authorization Vulnerability CVE-2026-42018 JFrog Artifactory Improper Authentication Vulnerability CVE-2026-84869 ConnectWise ScreenConnect Improper Privilege Management and Missing Authorization Vulnerability These types of vulnerabilities are a frequent attack vector for malicious cyber actors and pose significant…
CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2026-67277 MikroTik RouterOS Missing Authentication for Critical Function Vulnerability CVE-2026-86060 MikroTik RouterOS Improper Neutralization of Argument Delimiters in a Command Vulnerability These types of vulnerabilities are a frequent attack vector for malicious cyber actors and pose significant risks to the federal enterprise. Binding Operational…
Une vulnérabilité a été découverte dans Microsoft Edge. Elle permet à un attaquant de provoquer une exécution de code arbitraire à distance. Microsoft indique que la vulnérabilité CVE-2026-85046 est activement exploitée.
CISA has added four new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2025-25249 Fortinet Multiple Products Heap-based Buffer Overflow Vulnerability CVE-2026-19490 Citrix NetScaler Authentication Bypass Using an Alternate Path or Channel Vulnerability CVE-2026-87491 Google Chromium V8 Out of Bounds Write Vulnerability CVE-2026-20079 Cisco Firewall Management Center Authentication Bypass Using an Alternate Path or Channel…
CISA has added four new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2026-75650 Adobe Commerce and Magento Improper Neutralization of Special Elements Used in a Template Engine Vulnerability CVE-2026-81963 Microsoft Windows Link Following Vulnerability CVE-2026-85880 Microsoft Windows Heap-Based Buffer Overflow Vulnerability CVE-2026-86218 N-able N-central Static Code Injection Vulnerability These types of vulnerabilities…
CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2026-81578 PaperCut NG/MF Missing Authentication for Critical Function Vulnerability CVE-2026-82078 PaperCut NG/MF Unsafe Reflection Vulnerability These types of vulnerabilities are a frequent attack vector for malicious cyber actors and pose significant risks to the federal enterprise. Binding Operational Directive (BOD) 26-04: Prioritizing Security Updates…
For the latest discoveries in cyber research for the week of 27th July, please download our Threat Intelligence Bulletin. TOP ATTACKS AND BREACHES Nichirei, a Japan-based frozen-food supplier and logistics company, has experienced a ransomware attack that disrupted shipping operations and affected approximately 5,000 customers. KFC Japan warned of possible shortages. Nichirei confirmed personal data theft, while the RansomHouse group claimed responsibility and published a subset of the stolen…