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Cisco disclosed that CVE-2026-76519, a critical (CVSS 9.8) flaw in Secure Email Gateway (SEG), has been exploited as a zero-day before a fix was available. A remote, unauthenticated attacker can write files and execute commands as root on the appliance simply by sending a malicious email. CISA added the flaw to its Known Exploited Vulnera…
GitLab released critical patch versions on October 21, 2026 for CVE-2026-110264, a CVSS 10.0 integer overflow in the regular expression compiler of GitLab CE/EE. A specially crafted expression could let an unauthenticated attacker run arbitrary code on a self-managed server (docs.gitlab.com). Affected releases go back to version 7.0 (June…
Palo Alto Networks Unit 42 reported on October 19, 2026 that ransomware operators are still actively exploiting CVE-2026-0257 (CVSS 7.8), an authentication bypass in the GlobalProtect portal and gateway of PAN-OS. The flaw lets attackers bypass MFA and open unauthorized VPN sessions. Unit 42 attributes exploitation attempts to Spikey Scor…
