PT-2026-105621

Denial of Service via catastrophic backtracking ReDoS in Actor.name email regex — commit author/committer field parsing Repository content can impersonate the git directory, leading to arbitrary code execution Residual of GHSA-hmq2-w58f-27jc: the fix validates the .gitmodules name but the sibling...

PT-2026-105536

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-g5vv-9gxw-82hx. This link is maintained to preserve external references. Original Description GitPython before 3.1.60 contains a regular expression denial of service vulnerability in Actor.name email regex that...

PT-2026-88957

Name of the Vulnerable Software and Affected Versions GitPython versions prior to 3.1.60 Description A regular expression denial of service exists in the Actor.name email regex function that processes commit author and committer fields. An attacker can craft a commit object with a malformed autho...

CVE-2026-28474: Incorrect Authorization

OpenClaw's Nextcloud Talk plugin versions prior to 2026.2.6 accept equality matching on the mutable actor.name display name field for allowlist validation, allowing attackers to bypass DM and room allowlists. An attacker can change their Nextcloud display name to match an allowlisted user ID and...

PT-2026-22449

Summary In affected versions of the optional Nextcloud Talk plugin installed separately; not bundled with the core OpenClaw install, an untrusted webhook field actor.name, display name could be treated as an allowlist identifier. An attacker could change their Nextcloud display name to match an...