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Vulnerability Intelligence

CVE-2023-2164

MediumPublic exploit

gitlab: XSS vulnerability on user interaction with a crafted URL

Published Aug 2, 2023 · Updated Sep 11, 2026 · Also known as BIT-gitlab-2023-2164, UBUNTU-CVE-2023-2164

Key Facts

Patch immediately
  • CVE-2023-2164 is a medium-severity vulnerability (CVSS 5.4 v3.1) affecting Gitlab.
  • It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
  • EPSS estimates a 66% probability of exploitation in the next 30 days.
  • Fixed versions are available, including Gitlab 16.0.8, Gitlab 16.0.8+ds1-1, Gitlab 16.1.3.
  • Brandefense priority: patch immediately, because it is very likely to be exploited soon.

CVSS v3.1

5.4

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS (30-day exploit likelihood)

66%

Higher than 99.2% of all scored CVEs

Exploited in the wild

No known

Not in a known-exploited catalog

Public exploit code

Available

Proof-of-concept or weaponized module

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Description

An issue has been discovered in GitLab affecting all versions starting from 15.9 before 16.0.8, all versions starting from 16.1 before 16.1.3, all versions starting from 16.2 before 16.2.2. It was possible for an attacker to trigger a stored XSS vulnerability via user interaction with a crafted URL in the WebIDE beta.

Affected Products

6 affected entries in total
ProductAffected versionsFixed in
GitlabGitlab>= 15.9.016.0.8

Patched Releases

Gitlab

16.0.8, 16.0.8+ds1-1, 16.1.3, 16.2.2

Timeline

  1. Publicly disclosed

    Aug 2, 2023

  2. Last updated

    Sep 11, 2026

Weakness Type

  • CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

References

8 more references in the full CVE brief

FAQ

Common Questions.

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