Medium severity4.3NVD Advisory· Published Oct 9, 2025· Updated Jun 17, 2026
CVE-2025-2934
CVE-2025-2934
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 5.2 prior to 18.2.8, 18.3 prior to 18.3.4, and 18.4 prior to 18.4.2 that could have allowed an authenticated attacker to create a denial of service condition by configuring malicious webhook endpoints that send crafted HTTP responses.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
13cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*range: 5.2
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*range: >=5.2.0,<18.2.8
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*range: >=5.2.0,<18.2.8
- Range: <18.2.8, <18.3.4, <18.4.2
- osv-coords9 versionspkg:apk/chainguard/gitlab-rails-ce-18.1pkg:apk/chainguard/gitlab-rails-ce-assets-18.1pkg:apk/chainguard/gitlab-rails-ce-assets-fips-18.1pkg:apk/chainguard/gitlab-rails-ce-doc-18.1pkg:apk/chainguard/gitlab-rails-ce-doc-fips-18.1pkg:apk/chainguard/gitlab-rails-ce-fips-18.1pkg:apk/chainguard/gitlab-workhorse-ce-18.1pkg:apk/chainguard/gitlab-workhorse-ce-fips-18.1pkg:bitnami/gitlab
< 18.1.6-r3+ 8 more
- (no CPE)range: < 18.1.6-r3
- (no CPE)range: < 18.1.6-r3
- (no CPE)range: < 18.1.6-r4
- (no CPE)range: < 18.1.6-r3
- (no CPE)range: < 18.1.6-r4
- (no CPE)range: < 18.1.6-r4
- (no CPE)range: < 18.1.6-r3
- (no CPE)range: < 18.1.6-r4
- (no CPE)range: >= 5.2.0, < 18.2.8
Patches
Vulnerability mechanics
References
3- about.gitlab.com/releases/2025/10/08/patch-release-gitlab-18-4-2-released/nvdRelease NotesVendor Advisory
- gitlab.com/gitlab-org/gitlab/-/issues/528979nvdBroken Link
- hackerone.com/reports/3058791nvdPermissions Required
News mentions
1- GitLab Patch Release: 18.4.2, 18.3.4, 18.2.8GitLab Security Releases · Oct 8, 2025