PT-2026-7524 · Gitlab · Gitlab Ce/Ee

Joaxcar · Published 2026-02-11 · Updated 2026-02-16 · CVE-2026-0595

Positive Technologies (AI Summary)

CVSS v3.1

7.3

High

Base vector

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

Name of the Vulnerable Software and Affected Versions GitLab CE/EE versions 13.9 through 18.6.6 GitLab CE/EE versions 18.7 through 18.7.4 GitLab CE/EE versions 18.8 through 18.8.4

Description An issue exists in GitLab CE/EE where an authenticated user could potentially add unauthorized email addresses to victim accounts. This is possible due to HTML injection within test case titles under specific conditions.

Recommendations Update GitLab CE/EE to a version after 18.6.6. Update GitLab CE/EE to a version after 18.7.4. Update GitLab CE/EE to a version after 18.8.4.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BIT-GITLAB-2026-0595

CVE-2026-0595

Affected Products

Gitlab Ce/Ee

References · 15

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/0xxx/CVE-2026-0595.json · Exploit
• 🔥 https://hackerone.com/reports/3486862 · Exploit
• https://about.gitlab.com/releases/2026/02/10/patch-release-gitlab-18-8-4-released · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-0595 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-0595 · Security Note
• https://osv.dev/vulnerability/CVE-2026-0595 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-0595 · Security Note
• https://ubuntu.com/security/CVE-2026-0595 · Vendor Advisory
• https://osv.dev/vulnerability/BIT-gitlab-2026-0595 · Vendor Advisory
• https://gitlab.com/gitlab-org/gitlab/-/issues/584975 · Note
• https://twitter.com/VulmonFeeds/status/2021590564924199336 · Twitter Post
• https://twitter.com/cracbot/status/2023351732047356210 · Twitter Post
• https://twitter.com/CCBalert/status/2022242799131746743 · Twitter Post
• https://twitter.com/CVEnew/status/2021554575438688501 · Twitter Post
• https://t.me/cveNotify/151889 · Telegram Post