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For the latest discoveries in cyber research for the week of 2nd November, please download our Threat Intelligence Bulletin. TOP ATTACKS AND BREACHES Binance, a global cryptocurrency exchange, has suffered a cyberattack resulting in the theft of approximately $6.3 billion in digital assets. Attackers reportedly compromised a DevOps engineer’s laptop and abused internal wallet infrastructure to authorize unauthorized withdrawals. The incident ranks among the largest cryptocurrency thefts ever…
Cisco heeft een ernstige kwetsbaarheid verholpen in Cisco Secure Firewall Adaptive Security Appliance (ASA) en Cisco Secure Firewall Threat Defense (FTD). Cisco bevestigt dat de kwetsbaarheid actief wordt misbruikt. Deze kwetsbaarheid met kenmerk CVE-2026-76418 heeft een CVSS-score van 8.6 en bevindt zich in de Remote Access SSL VPN-functionaliteit. Een niet-geauthenticeerde kwaadwillende kan de kwetsbaarheid op afstand misbruiken door een speciaal vervaardigd verzoek naar de VPN-dienst te…
A newly identified advanced persistent threat (APT) group tracked as UAT-11473 was observed exploiting CVE-2026-20127, an authentication-bypass flaw in Cisco Catalyst SD-WAN Controllers, to deploy a custom malware framework called KeyDrift. [...]
Phishing remained the leading initial access technique, appearing in slightly over one-third of all Cisco Talos Incident Response (Talos IR) engagements — a decrease from over 50 percent last quarter. In addition to traditional phishing links and attachments, we observed numerous threat actors conducting voice phishing (vishing) in tandem with IT desk impersonation to socially engineer the victim into allowing remote access via a legitimate remote monitoring and management (RMM) tool.…
Cisco released security updates to patch a denial-of-service zero-day in Adaptive Security Appliance (ASA) and Threat Defense (FTD) software that attackers are exploiting to remotely crash vulnerable firewall devices. [...]
Cisco heeft kwetsbaarheden verholpen in Secure Firewall ASA, Threat Defense en Management Center softwareproducten. Cisco heeft de kwetsbaarheden gegroepeerd naar acht verschillende kwetsbaarheidsklassen (CWE's) en aan iedere groep één CVE-kenmerk toegekend. De kwetsbaarheden betreffen verschillende beveiligingsproblemen, waaronder onvoldoende toegangscontrole, onjuiste verwerking van invoergegevens, fouten in beveiligingsmechanismen en onjuiste afhandeling van uitzonderingssituaties. Vier van…
On 14 October 2026, Cisco published a security advisory addressing a critical vulnerability affecting the Advanced Malware Protection (AMP) feature of Cisco Secure Email Gateway. This vulnerability could allow an unauthenticated, remote attacker to write arbitrary files and execute commands with root privileges on the underlying operating system. The Cisco PSIRT is aware of active exploitation of this vulnerability. CERT-EU strongly recommends updating the Content Scanner Tools package or…
15. Oktober 2026 Beschreibung In der Funktion Advanced Malware Protection (AMP) von Cisco Secure Email Gateway existiert eine kritische Sicherheitslücke. Die Schwachstelle beruht auf einer fehlerhaften Verarbeitung von E-Mail-Anhängen, wenn der File-Reputation-Dienst aktiviert ist. Laut Cisco wird die Sicherheitslücke bereits aktiv ausgenutzt. CVE-Nummer(n): CVE-2026-76519 CVSS Base Score: 9.8 Auswirkungen Nicht authentifizierte Angreifer:innen können aus der Ferne durch das Versenden einer E…
Cisco heeft een kwetsbaarheid verholpen in Cisco Secure Email Gateway, specifiek in de Advanced Malware Protection feature. De kwetsbaarheid bevindt zich in de wijze waarop de Advanced Malware Protection feature e-mailbijlagen verwerkt wanneer de file reputation service is ingeschakeld. Een niet-geauthenticeerde externe aanvaller kan hierdoor willekeurige bestanden schrijven naar het onderliggende besturingssysteem. Misbruik van deze kwetsbaarheid kan leiden tot het uitvoeren van commando's met…
Cisco has patched another actively exploited zero-day flaw in its Secure Email Gateway (SEG) that lets remote unauthenticated attackers execute commands with root privileges. [...]
Serial Number: AV26-978 Date: October 1, 2026 As of September 30, 2026, Cisco is affected by a vulnerability in the following product: Cisco Catalyst SD-WAN Manager Versions prior to 20.9.10.1, 20.12.8.2, 20.15.6.1, 20.18.4.1, 26.1.2.1 et 26.2.1 On September 30, 2026, Cybersecurity and Infrastructure Security Agency (CISA) added CVE-2026-76504 to their Known Exploited Vulnerabilities (KEV) Database. The Cyber Centre encourages users and administrators to review the provided web links and apply…
OverviewOn September 30, 2026, Cisco published a security advisory for CVE-2026-76504, a critical API authentication bypass vulnerability affecting Cisco Catalyst SD-WAN Manager. The vulnerability has a CVSSv3.1 score of 9.8 and results from improper handling of URL encoding (CWE-177). An unauthenticated, remote attacker can send a crafted HTTP request that bypasses an authentication rule for a specific API endpoint, gaining access to the API with the privileges of the admin user.According to…
Number: AL26-021Date: September 17, 2026 Audience This Alert is intended for IT professionals and managers. Purpose An Alert is used to raise awareness of a recently identified cyber threat that may impact cyber information assets, and to provide additional detection and mitigation advice to recipients. The Canadian Centre for Cyber Security ("Cyber Centre") is also available to provide additional assistance regarding the content of this Alert to recipients as requested. Details The Canadian…
Serial number: AV26-932Date: September 17, 2026 As of September 16, 2026, Cisco is affected by vulnerabilities in the following products: Cisco Secure Firewall Threat Defense (FTD) Software Prior to 7.0.10, 7.2.12, 7.4.8, 7.6.6, 7.7.13, 10.0.2 and 10.1.0 Cisco Secure Firewall Management Center (FMC) Software Prior to 7.0.10, 7.2.12, 7.4.8, 7.6.6, 7.7.13, 10.0.2 and 10.1.0 Cisco Identity Services Engine (ISE) Software Prior to 3.1 Patch 12, 3.2 Patch 11, 3.3 Patch 12, 3.4 Patch 7 and 3.5 Patch 4…
Cisco heeft 21 kwetsbaarheden verholpen in Cisco Identity Services Engine (ISE) en Cisco ISE Passive Identity Connector (ISE-PIC). De kwetsbaarheden betreffen verschillende beveiligingsproblemen in Cisco ISE en ISE-PIC, waaronder mogelijkheden voor niet-geauthenticeerde en laaggeprivilegieerde kwaadwillenden om via netwerktoegang ongeautoriseerde acties uit te voeren. De kwetsbaarheden hebben CVSS-scores variërend van middel tot kritiek. Van de in totaal 21 kwetsbaarheden zijn 13 als kritiek…
Cisco has released security updates to address a maximum-severity Identity Services Engine vulnerability that attackers are actively exploiting in the wild. [...]
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) engineering teams have conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. These vulnerabilities were found during internal testing. One of them is known to be actively exploited. For more information, see Cisco…
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Firewall Adaptive Security Appliance (ASA) Software, Cisco Secure Firewall Threat Defense (FTD) Software and Cisco Secure Firewall Management Center (FMC) Software engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. These vulnerabilities were found during internal…
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…
Classification: Critical, Solution: Official Fix, Exploit Maturity: Not Defined, CVSSv3.1: 9.8, CVEs: CVE-2026-20353, CVE-2026-76440, CVE-2026-76441, CVE-2026-76442, CVE-2026-76443, Summary: As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Email Gateway and Cisco Secure Email and Web Manager engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally…
Cisco heeft een kwetsbaarheid verholpen in Cisco Secure Email Gateway. De kwetsbaarheid bevindt zich in de verwerking van e-mailberichten binnen Cisco AsyncOS Software voor Cisco Secure Email Gateway en wordt veroorzaakt door onvoldoende validatie van inkomende e-mailberichten. Een niet-geauthenticeerde kwaadwillende kan een speciaal vervaardigd e-mailbericht met kwaadaardige SQL-instructies naar een kwetsbaar systeem versturen. Succesvol misbruik kan leiden tot het uitvoeren van willekeurige…
Cisco heeft een kwetsbaarheid verholpen in Cisco Secure Firewall Management Center. De kwetsbaarheid bevindt zich in de webinterface van Cisco Secure Firewall Management Center en betreft een hard-coded, statisch wachtwoord voor een laaggeprivilegieerd account. Hierdoor kunnen niet-geauthenticeerde externe aanvallers toegang verkrijgen zonder inloggegevens. Deze toegang kan leiden tot het blootstellen van gevoelige data die door het systeem wordt opgeslagen of beheerd. In combinatie met andere…
Cisco heeft kwetsbaarheden verholpen in Cisco Secure Firewall Management Center. De kwetsbaarheid met kenmerk CVE-2026-20079 bevindt zich in de webinterface van Cisco Secure Firewall Management Center. Een ongeauthenticeerde externe kwaadwillende kan de authenticatiecontroles omzeilen door een onjuist systeemproces dat bij het opstarten is aangemaakt te misbruiken. De kwaadwillende kan deze kwetsbaarheid misbruiken door speciaal geprepareerde HTTP-verzoeken naar een getroffen apparaat te sturen…
Welcome to this week’s edition of the Threat Source newsletter. Ask anybody in this industry what the work does to the health of the people who do it and you get one word back: burnout. It's a fine word, in and of itself. It’s easy to reach for, understandable to everyone… and it's the wrong one, most of the time. So, story time. Last year I gave an interview with the amazing Hazel Burton about VPNFilter, and my run-in with burnout. I was a manager during that time, and it took a toll on me and…
Cisco has confirmed that a maximum-severity authentication bypass vulnerability tracked as CVE-2026-20079 in its Secure Firewall Management Center (FMC) software is being actively exploited in attacks. [...]
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…