CISA added six vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog based on evidence of active exploitation. Four affect Plex Media Server: CVE-2026-96652 and CVE-2026-96655 (SSRF), CVE-2026-96654 (improper neutralization of encoded URI schemes) and CVE-2026-96656 (external control of file name or path). The other two are…
CISA added two vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog based on evidence of active exploitation: CVE-2026-76460, an incorrect use of privileged APIs flaw in Cisco Identity Services Engine, and CVE-2026-87886, an incorrect default permissions flaw in Acronis Backup. CISA describes these vulnerability types as a…
CISA added one vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog on 2026-09-14 based on evidence of active exploitation: CVE-2026-76461, a SQL injection vulnerability in Cisco Secure Email Gateway. CISA describes this vulnerability type as a frequent attack vector for malicious cyber actors and a significant risk to the f…
CISA added one vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog on 2026-09-11 based on evidence of active exploitation: CVE-2026-85706, a path traversal vulnerability in GitLab Community Edition (CE) and Enterprise Edition (EE). CISA describes this vulnerability type as a frequent attack vector for malicious cyber actors…
CISA added four vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog on 2026-09-22, citing evidence of active exploitation. The entries affect Check Point (two flaws in multiple products), Arista VeloCloud Orchestrator and F5 BIG-IP APM. The alert gives no exploitation details, threat actor attribution or IOCs. CISA notes …
CISA added one vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog on 2026-09-21 based on evidence of active exploitation: CVE-2026-7273, a stack-based buffer overflow in Zyxel GS1900 Series Switches. CISA describes this vulnerability type as a frequent attack vector for malicious cyber actors and a significant risk to the …
CISA added one vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog on 2026-09-25 based on evidence of active exploitation: CVE-2026-87902, a remote file inclusion flaw in WordPress Core. CISA describes this vulnerability type as a frequent attack vector for malicious cyber actors and a significant risk to the federal enterp…
CISA added two Citrix NetScaler vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog based on evidence of active exploitation: CVE-2026-88771, an improper input validation flaw, and CVE-2026-88772, a memory buffer bounds restriction flaw. CISA describes these vulnerability types as frequent attack vectors for malicious cyb…
CISA added one vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog on 2026-10-04, citing evidence of active exploitation: CVE-2026-88779, an improper restriction of operations within the bounds of a memory buffer flaw in Citrix NetScaler. CISA describes this vulnerability type as a frequent attack vector for malicious cyber…
CISA added two vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog on the basis of evidence of active exploitation: CVE-2025-61624, a path traversal flaw in multiple Fortinet products, and CVE-2026-102764, an authentication bypass by spoofing in BeyondTrust Remote Support. CISA describes these vulnerability types as a fre…
GreyNoise reports that on 31 August 2026 a likely Russian-speaking malicious cyber actor used 45.142.193.132 and AI to develop, test and deploy exploits for PaperCut NG/MF (CVE-2026-81578 and CVE-2026-82078). Using hundreds of AI agents built on OpenAI's Codex harness, a DeepSeek model and public offensive security tools, the actor compro…
The US Department of Defense has confirmed a breach of the Defense Manpower Data Center (DMDC), one of its main personnel data repositories. The breach exposed sensitive data on roughly 2.76 million people plus about 294,000 deceased individuals. Unauthorised users reportedly accessed files between October 2025 and 16 July 2026, and the i…
Drupal published an advisory on October 14, 2026 for CVE-2026-108097, a critical remote code execution vulnerability in the Field UI module (fieldui) of Drupal core. The advisory gives it a risk score of 19/25, with basic attack complexity, no authentication required, and full confidentiality and integrity impact. Drupal core alone is not…
Google warns that Armory Castle, a suspected PRC state-sponsored espionage actor, exploited the critical BeyondTrust Remote Support vulnerability CVE-2026-102764 (CVSS 9.3) in August 2026, well before BeyondTrust disclosed it on October 15. The actor escalated privileges to root and established persistent access on compromised appliances.…
The FBI, CISA, NSA, EPA, DOE, CNMF and Treasury warn of ongoing exploitation of internet-exposed PLCs by an Iranian-affiliated APT group, with activity observed since at least March 2026. Targets are Rockwell Automation/Allen-Bradley, Schneider Electric and Siemens PLCs in the Government Services and Facilities, Water and Wastewater Syste…
GreyNoise reports that a single malicious cyber actor, tracked since 7 May 2026, is a suspected Chinese speaker working in UTC+8 and is the same as or related to Red Heron (reported by Acronis), based on the shared C2 domain, malware family, Gitea exploitation and other TTPs. The actor exploited the wp2shell WordPress chain (CVE-2026-6303…
CISA issued an alert on exploitation of critical zero-day vulnerabilities in Citrix NetScaler ADC and NetScaler Gateway, noting confirmed malicious activity involving at least some of them. The alert references Citrix bulletins for CVE-2026-107406, CVE-2026-88779 and CVE-2026-88771 through CVE-2026-88778. Because NetScaler updates can be …
Hacktron AI disclosed CVE-2026-1731, a critical (CVSS 9.9) pre-authentication remote code execution vulnerability in BeyondTrust Remote Support (RS) and older versions of Privileged Remote Access (PRA). An unauthenticated remote attacker could run operating system commands in the context of the site user. Hacktron found the flaw through A…
A new dark web identity theft service called Nexus, advertised on the Russian cybercrime forum Exploit on Aug. 31, 2026, is selling scans of more than 153 million driver's licenses from the US and Canada. It also lists over 10 million ID cards, 3 million travel documents and 579,000 medical cards. KrebsOnSecurity's analysis points to the …
Mandiant and GTIG attribute exploitation of the critical BeyondTrust Remote Support zero-day CVE-2026-102764 to Armory Castle (formerly tracked as UNC5221), a likely Chinese government-backed espionage group. BeyondTrust dates the first known exploitation to Aug. 29 and says it detected and contained the activity Sept. 28. Only a small nu…