Cisco disclosed a critical authentication bypass, CVE-2026-76504, in the API session-based authentication management of Cisco Catalyst SD-WAN Manager. An unauthenticated, remote attacker can send a crafted HTTP request and gain access to the API with the privileges of the admin user. Cisco has released software updates and states that no …
Zeabur, a developer hosting and deployment platform, disclosed that on October 14-15, 2026 an attacker used leaked internal credentials stored in plaintext to compromise its shared clusters, some Dedicated Servers and internal systems, and ultimately read the production database. The breach affected shared clusters in nine regions, 321,81…
This SentinelOne weekly roundup (Week 41, 2026) covers law enforcement actions, a phishing campaign and an actively exploited vulnerability. The most urgent item is CVE-2026-21589, a critical (CVSS 9.3) unauthenticated arbitrary file access flaw in Atlassian Data Center products. Exploitation attempts began about two hours after a public …
This weekly recap covers several concurrent incidents. ConnectWise disabled seven application identities and suspended Cloud Backup after unknown actors abused them to compromise Microsoft 365 tenants. China-nexus Armory Castle (UNC5221 / Warp Panda) exploited BeyondTrust Remote Support flaw CVE-2026-102764 (CVSS 9.3) as a zero-day in lat…
Unknown threat actors breached the TeamUpdraft website on 17-18 October 2026 and likely accessed its customer database, which holds connection keys for UpdraftCentral, UpdraftVault and UpdraftClone. Patchstack observed an attacker holding valid UpdraftCentral dashboard keys issuing signed commands to install backdoor plugins on connected …
Multiple ransomware groups, including Qilin and INC, are exploiting CVE-2026-0257, an authentication bypass in Palo Alto Networks PAN-OS GlobalProtect portals and gateways. Unit 42 has been investigating intrusions since early June across many sectors, including finance, healthcare and manufacturing. The flaw was patched on May 13 and ini…
Palo Alto Networks Unit 42 reports active exploitation of CVE-2026-0257, an authentication bypass in the portal and gateway components of PAN-OS GlobalProtect. The flaw lets unauthorized attackers circumvent security controls and open VPN connections. The October 19 update says Unit 42 continues to see exploitation attempts by ransomware …
On August 20, 2026, a compromised release of the Rust crate arrayref (0.3.10, about 245 million all-time downloads) appeared on crates.io. It added a dependency on the typosquatted crate proc-macro1 1.0.107, whose build script downloads and runs a remote binary at compile time. The maintainer account droundy appears to have been compromis…
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…
SOCRadar's Threat Research Unit (STRU) found open directories on 45.227.254.43 in late September 2026. They led to six more adversary servers tied to INC Ransom and The Gentlemen affiliates. The servers held 8,257 AI messages across 133 sessions, source code, stolen credentials, victim workspaces and 46 victim-specific INC encryptor build…
SafeDep identified a malicious tensorlake npm release, version 0.5.144 (about 106,000 monthly downloads), that ran a Mini Shai-Hulud worm on install. It was published at 01:12:07 UTC on 8 October and flagged by SafeDep eight minutes later. The attacker used a repository administrator account to commit the payload to main through the GitHu…
Qilin and Settra ransomware groups are actively exploiting CVE-2026-0257, an authentication bypass in PAN-OS GlobalProtect and Prisma Access disclosed in May 2026, according to ReliaQuest. Because access arrives through the victim's own VPN, it can resemble legitimate remote work and go unnoticed until credential theft, lateral movement, …
A joint StopRansomware advisory (AA26-293A) from CISA, the FBI, the USSS, Germany's Landeskriminalamt Rheinland-Pfalz, the UK's National Crime Agency and the North West Regional Organised Crime Unit details SafePay ransomware activity observed through August 2026 (cisa.gov). The group has been active since August 2024 and has compromised …