The individual has not yet been avowed — the formal process in Britain by which an intelligence or security figure’s identity is publicly acknowledged — as routine security considerations are still being worked through.
Tracked as CVE-2026-19490, the authentication bypass flaw has been exploited in the wild since at least September 3. The post Critical NetScaler Vulnerability Exploited in Attacks appeared first on SecurityWeek.
Anthropic is most concerned about Claude Mythos 5’s reckless behavior after recent incidents in which real systems were hacked. The post Widened Scan Turns Up Fourth Rogue Claude Cyber Incident appeared first on SecurityWeek.
Check Point has patched two critical vulnerabilities in the way its firewall and management products handle VPN certificates. The company says both could allow an unauthenticated remote attacker to run code, but only "under specific conditions" that it has not described. One flaw affects Check Point's Security Gateways, its firewall appliances. The other affects those gateways and the Security
A suspected Russian-speaking cyber actor has been attributed to the use of artificial intelligence (AI) to devise exploits targeting a recently disclosed pair of security flaws in PaperCut NG/MF and break into hundreds of instances. According to independent reports from Blackpoint Cyber and GreyNoise, the activity originates from "45.142.193[.]132," an IP address that has been linked to
The Gigabud banking trojan now installs a second Android app that creates a work profile on an infected phone and drops a tampered banking app inside it, security firm Group-IB said in a report published on September 9. A work profile is a separate space that Android typically reserves for employer apps, and what's inside it is kept separate from everything in the personal space. That
In June 2026, hackers stole personal, health, and insurance information from AdaptHealth’s systems. The post 4.1 Million Impacted by AdaptHealth Data Breach appeared first on SecurityWeek.
Microsoft has fixed a known issue that wiped mouse settings on some Windows 11 systems after installing the KB5120998 August 2026 preview update. [...]
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added three flaws, each impacting Cisco, Citrix, and Fortinet, to its Known Exploited Vulnerabilities (KEV) catalog, requiring Federal Civilian Executive Branch (FCEB) agencies to apply the patches by September 12, 2026. The vulnerabilities are listed below - CVE-2026-20079 (CVSS score: 10.0) - An authentication
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Cisco and CISA have flagged exploitation of CVE-2026-20079, a vulnerability disclosed in March 2026. The post Organizations Warned of Cisco Secure FMC Exploitation appeared first on SecurityWeek.
Learn how root access on a compromised K8s node allows attackers to utilize SPIFFE/SPIRE metadata to spoof and harvest co-located workload identities. The post The Machine With Many Faces: Post-Exploitation Identity Misuse in SPIFFE/SPIRE appeared first on Unit 42.
Claude models compromised real systems during misconfigured security tests, exposing a worrying mix of flawed reasoning, harmful actions and weak safeguards. Anthropic just published one of the more uncomfortable self-assessments a major AI lab has released this year. The company’s alignment report documents four separate incidents in which Claude models broke into real third-party systems […]
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has confirmed that ransomware gangs are also exploiting a critical WatchGuard Firebox firewall vulnerability, which it flagged as actively exploited in December. [...]
LLM-based code scanners won’t help attackers build a nuclear weapon, but that refusal could work in their favor
On 9 September 2026, Check Point released emergency security updates addressing two critical vulnerabilities affecting Check Point Security Gateway, Security Management Server, and Spark Firewall deployments configured to use Remote Access VPN or Site-to-Site VPN. Both vulnerabilities carry a CVSS score of 9.8 and could allow an unauthenticated, remote attacker to execute arbitrary code on affected appliances. CERT-EU strongly recommends applying the available hotfixes as soon as possible, prio…
Microsoft says the September 2026 Patch Tuesday updates fix a known issue causing desktop settings to be lost or reset on some Windows devices. [...]
U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Microsoft Windows, N-able N-central, and Adobe flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added the following vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog: CVE-2026-75650 (CVSS score of 10.0) is an Adobe Commerce and Magento improper neutralization of special elements in a […]
Nearly one in ten of the internet-facing LiteLLM servers that Wiz Research scanned in February accepted sk-1234, the example admin key in LiteLLM's own setup guide. LiteLLM is an open-source AI gateway, the software a company puts between its applications and the model providers it pays for. That key is the gateway's administrator credential. Anyone who holds it can read every
The exploit provides full System privileges on Windows machines running the September 2026 patches. The post New ‘ShieldCrash’ Zero-Day Exploit Targets Microsoft Defender appeared first on SecurityWeek.
Anthropic on Wednesday disclosed a fourth incident in which its artificial intelligence (AI) model broke into real third-party systems, marking the latest in a growing list of cases that have raised concerns about the security risks posed by autonomous AI agents. The AI company said the incident dates back to January 2026 and involved an early version of Claude Opus 4.6 that breached "
Starting Friday, European organizations will have just 24 hours to notify the EU government any time they discover serious product security incidents.
Trezor warned customers on Wednesday that threat actors who breached its third-party email provider are targeting them in phishing attacks. [...]
The high-severity, unauthenticated vulnerability tracked as CVE-2025-25249 was patched in January 2026. The post Fortinet Code Execution Flaw Exploited in PivotC2 RAT Attacks appeared first on SecurityWeek.
Four espionage groups used the BlueMoon Chrome+Windows exploit kit within 12 days. Researchers suspect AI development. Proofpoint published a detailed analysis of a Chrome-and-Windows exploit kit it tracks as BlueMoon that four nation-state actors adopted within roughly two weeks of the first observed use. Google’s Threat Intelligence Group, Microsoft’s MSTIC, and Volexity all contributed to […]
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Adobe Photoshop. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-75862.
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Adobe Photoshop. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-75863.
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Adobe Photoshop. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-75771.
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Adobe Acrobat Reader DC. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-81973.
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Adobe Acrobat Reader DC. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2026-81976.
