MEDIUM SeverityCVSS 3.16.5CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

CVE-2026-4527

Last updated May 14, 2026 · Published May 14, 2026

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.10 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an unauthenticated user to create unauthorized Jira subscriptions for a targeted user's namespace via a specially crafted link due to missing CSRF protection.

Affected products

1 listed

GitLab:GitLab

Mappings

CWE

CWE-352

CAPEC

None listed.

Research

Cross-site request forgery (CSRF): how it works and how to defend itCross-site request forgery (CSRF) lets attackers reuse a victim's session cookie from another site. SameSite…
Session management: secure cookies, rotation, and lifetimeSession management is the spine of authenticated web apps. Use HttpOnly, Secure, SameSite cookies, rotate on…

Guides

Secure session management: cookies, tokens, rotation, and logoutSecure session management means HttpOnly Secure cookies, rotation on privilege change, idle and absolute…

Training

Session ManagementTokens, cookies, and state - keeping sessions secure in stateless architectures.

CVE-2026-4527

Description

Affected products

Mappings

Related