CVE-2026-58591
Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal Colorbox allows Cross-Site Scripting (XSS). This issue affects Colorbox versions: from 0.0.0 to 2.1.5, from 0.0.0 to 2.2.0.
No public exploitation has been reported so far. No distribution fix is listed yet; apply vendor mitigations and monitor.
Recommended action: Track your distribution's security tracker and apply the fix as soon as it ships.
Severity metrics
CVSS 3.1 : 5.4 MEDIUM
Vector: AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Affected & fixed versions by distribution
Versions are the native distribution strings (backport-aware): RHEL/Debian/SUSE backport fixes, so compare with the distro version comparator (dpkg / rpm / vercmp), not the upstream version.
No affected package in the tracked watchlist yet (Debian, Ubuntu, Arch, SUSE, Red Hat...). Triage may still be pending.