PT-2023-15972 · Gitlab · Gitlab

Vakzz · Published 2023-03-09 · Updated 2026-02-09 · CVE-2023-0050

Positive Technologies (AI Summary)

CVSS v3.1

8.7

High

Base vector

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

Name of the Vulnerable Software and Affected Versions GitLab versions 13.7 through 15.7.8 GitLab versions 15.8 through 15.8.4 GitLab versions 15.9 through 15.9.2

Description An issue has been discovered in GitLab where a specially crafted Kroki diagram could lead to a stored XSS on the client side. This allows attackers to perform arbitrary actions on behalf of victims.

Recommendations For versions 13.7 through 15.7.8, update to version 15.7.8 or later. For versions 15.8 through 15.8.4, update to version 15.8.4 or later. For versions 15.9 through 15.9.2, update to version 15.9.2 or later. As a temporary workaround, consider disabling the use of Kroki diagrams until a patch is available.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BIT-GITLAB-2023-0050

CVE-2023-0050

Affected Products

Gitlab

References · 13

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/0xxx/CVE-2023-0050.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2023-0050 · Security Note
• https://ubuntu.com/security/CVE-2023-0050 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-gitlab-2023-0050 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-0050 · Vendor Advisory
• https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0050.json · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-0050 · Security Note
• https://osv.dev/vulnerability/CVE-2023-0050 · Vendor Advisory
• https://hackerone.com/reports/1731349 · Note
• https://t.me/cibsecurity/59769 · Telegram Post
• https://t.me/cvenotify/46226 · Telegram Post
• https://gitlab.com/gitlab-org/gitlab/-/issues/387023 · Note
• https://t.me/CSIRT_italia/3145 · Telegram Post