Unrated severityNVD Advisory· Published Aug 27, 2025· Updated Aug 27, 2025
Improper Control of Generation of Code ('Code Injection') in GitLab
CVE-2025-5101
Description
An issue has been discovered in GitLab CE/EE affecting all versions before 18.1.5, 18.2 before 18.2.5, and 18.3 before 18.3.1 that under certain conditions could have allowed an authenticated attacker to distribute malicious code that appears harmless in the web interface by taking advantage of ambiguity between branches and tags during repository imports.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
39cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*range: 0
- (no CPE)range: <18.1.5, >=18.2 <18.2.5, >=18.3 <18.3.1
- osv-coords37 versionspkg:apk/chainguard/gitlab-docker-machine-18.1pkg:apk/chainguard/gitlab-docker-machine-18.2pkg:apk/chainguard/gitlab-docker-machine-fips-18.1pkg:apk/chainguard/gitlab-docker-machine-fips-18.2pkg:apk/chainguard/gitlab-runner-18.1pkg:apk/chainguard/gitlab-runner-18.2pkg:apk/chainguard/gitlab-runner-fips-18.1pkg:apk/chainguard/gitlab-runner-fips-18.2pkg:apk/chainguard/gitlab-runner-helper-18.1pkg:apk/chainguard/gitlab-runner-helper-18.2pkg:apk/chainguard/gitlab-runner-helper-compat-18.1pkg:apk/chainguard/gitlab-runner-helper-compat-18.2pkg:apk/chainguard/gitlab-runner-helper-compat-fips-18.1pkg:apk/chainguard/gitlab-runner-helper-compat-fips-18.2pkg:apk/chainguard/gitlab-runner-helper-fips-18.1pkg:apk/chainguard/gitlab-runner-helper-fips-18.2pkg:apk/chainguard/gitlab-runner-helper-oci-entrypoint-18.1pkg:apk/chainguard/gitlab-runner-helper-oci-entrypoint-18.2pkg:apk/chainguard/gitlab-runner-helper-oci-entrypoint-fips-18.1pkg:apk/chainguard/gitlab-runner-helper-oci-entrypoint-fips-18.2pkg:apk/chainguard/gitlab-runner-oci-entrypoint-18.1pkg:apk/chainguard/gitlab-runner-oci-entrypoint-18.2pkg:apk/chainguard/gitlab-runner-oci-entrypoint-fips-18.1pkg:apk/chainguard/gitlab-runner-oci-entrypoint-fips-18.2pkg:apk/wolfi/gitlab-docker-machine-18.1pkg:apk/wolfi/gitlab-docker-machine-18.2pkg:apk/wolfi/gitlab-runner-18.1pkg:apk/wolfi/gitlab-runner-18.2pkg:apk/wolfi/gitlab-runner-helper-18.1pkg:apk/wolfi/gitlab-runner-helper-18.2pkg:apk/wolfi/gitlab-runner-helper-compat-18.1pkg:apk/wolfi/gitlab-runner-helper-compat-18.2pkg:apk/wolfi/gitlab-runner-helper-oci-entrypoint-18.1pkg:apk/wolfi/gitlab-runner-helper-oci-entrypoint-18.2pkg:apk/wolfi/gitlab-runner-oci-entrypoint-18.1pkg:apk/wolfi/gitlab-runner-oci-entrypoint-18.2pkg:bitnami/gitlab
< 18.1.3-r1+ 36 more
- (no CPE)range: < 18.1.3-r1
- (no CPE)range: < 18.2.2-r1
- (no CPE)range: < 18.1.3-r3
- (no CPE)range: < 18.2.2-r0
- (no CPE)range: < 18.1.3-r1
- (no CPE)range: < 18.2.2-r1
- (no CPE)range: < 18.1.3-r3
- (no CPE)range: < 18.2.2-r0
- (no CPE)range: < 18.1.3-r1
- (no CPE)range: < 18.2.2-r1
- (no CPE)range: < 18.1.3-r1
- (no CPE)range: < 18.2.2-r1
- (no CPE)range: < 18.1.3-r3
- (no CPE)range: < 18.2.2-r0
- (no CPE)range: < 18.1.3-r3
- (no CPE)range: < 18.2.2-r0
- (no CPE)range: < 18.1.3-r1
- (no CPE)range: < 18.2.2-r1
- (no CPE)range: < 18.1.3-r3
- (no CPE)range: < 18.2.2-r0
- (no CPE)range: < 18.1.3-r1
- (no CPE)range: < 18.2.2-r1
- (no CPE)range: < 18.1.3-r3
- (no CPE)range: < 18.2.2-r0
- (no CPE)range: < 18.1.3-r1
- (no CPE)range: < 18.2.2-r1
- (no CPE)range: < 18.1.3-r1
- (no CPE)range: < 18.2.2-r1
- (no CPE)range: < 18.1.3-r1
- (no CPE)range: < 18.2.2-r1
- (no CPE)range: < 18.1.3-r1
- (no CPE)range: < 18.2.2-r1
- (no CPE)range: < 18.1.3-r1
- (no CPE)range: < 18.2.2-r1
- (no CPE)range: < 18.1.3-r1
- (no CPE)range: < 18.2.2-r1
- (no CPE)range: < 18.1.5
Patches
Vulnerability mechanics
References
2- hackerone.com/reports/3124199mitretechnical-descriptionexploitpermissions-required
- gitlab.com/gitlab-org/gitlab/-/issues/545165mitreissue-trackingpermissions-required
News mentions
1- GitLab Patch Release: 18.3.1, 18.2.5, 18.1.5GitLab Security Releases · Aug 27, 2025