All vulnerabilities

Servers and applications

CVE-2026-107845

Cross-site scripting in the comments bundle

Severity
Critical 9.3
Published
25 Aug 2026
Last changed
9 Oct 2026
Added to UpHeron
3 Nov 2026
Fixed in
5.3.50, 5.7.12
Also known as
GHSA-628f-v4f6-p37r
Sources
CVE Program, Project advisories (GitHub)

Description

Contao: Cross-site scripting in the comments bundle

Affected software

SoftwareAffected versions
ContaoServers and applications · cna:contao|contao
  • From 4.0.0 before 5.3.50
  • From 5.4.0-RC1 before 5.7.12
ContaoServers and applications · github:contao/contao
  • From 4.0.0 before 5.3.50

References