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CVE-2026-5262highCWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab

41Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 8epss 0.2%
exploitation probability
0.2%top 87% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.1.0 before 18.9.6, 18.10 before 18.10.4, and 18.11 before 18.11.1 that under certain conditions could have allowed an unauthenticated user to access tokens in the Storybook development environment due to improper input validation.
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
Affected products
GitLab · GitLab
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