Adobe has released a security update for Adobe Acrobat and Reader for Windows and macOS. This update addresses a critical vulnerability. Successful exploitation could lead to arbitrary code execution. Adobe is aware of CVE-2026-34621 being exploited in the wild.

How to Identify Compromised eMudhra Certificates With Qualys (CVE-2026-111943 and CVE-2026-111944)

Executive Summary A critical certificate authority incident disclosed on October 17, 2026, impacts eight eMudhra intermediate CA certificates. A flaw in the key generation process could allow attackers to recover private keys and issue fraudulent TLS or code-signing certificates. The affected intermediates have been revoked and blocked by major platform vendors, including Chrome, Mozilla, Apple, [