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Public proof of conceptFix available

CVE-2022-3265

A public proof of concept exists; no exploitation attested.

  • Published2022-11-09
  • Fixed in15.5.2 · 15.4.4 · 15.3.5
  • WeaknessCWE-79

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A cross-site scripting issue has been discovered in GitLab CE/EE affecting all versions prior to 15.3.5, 15.4 prior to 15.4.4, and 15.5 prior to 15.5.2. It was possible to exploit a vulnerability in setting the labels colour feature which could lead to a stored XSS that allowed attackers to perform arbitrary actions on behalf of victims at client side.

Timeline

dates in UTC
  1. 2022-11-0923:15CVE publishedNVD
  2. 2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-3265?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-3265?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
GitLab
BranchAffectedFixed in
15.5≥ 15.5.0, < 15.5.215.5.2
15.4≥ 15.4.0, < 15.4.415.4.4
15.3< 15.3.515.3.5

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

  1. Update GitLab to 15.5.2 · 15.4.4 · 15.3.5

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • CISA-ADPSSVC decisionpoc2025-05-01
  • OpenCVESSVC decisionpoc—
  • CNACVSS 3.17.3read 2026-10-23
  • NVDCVSS 3.15.4read 2026-10-23
  • CISA-ADPweakness (CWE)CWE-792025-05-01
  • NVDweakness (CWE)CWE-79read 2026-10-23
  • FIRST EPSSEPSS score87.0 %read 2026-10-23

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Published
2022-11-09
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2022-3265?

A cross-site scripting issue has been discovered in GitLab CE/EE affecting all versions prior to 15.3.5, 15.4 prior to 15.4.4, and 15.5 prior to 15.5.2. It was possible to exploit a vulnerability in setting the labels colour feature which could lead to a stored XSS that allowed attackers to perform arbitrary actions on behalf of victims at client side.

Is CVE-2022-3265 actively exploited?

A proof-of-concept exploit exists for CVE-2022-3265, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2022-3265?

CVE-2022-3265 has a CVSS v3 base score of 5.4 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

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