Unrated severityNVD Advisory· Published Feb 11, 2026· Updated Feb 11, 2026
Allocation of Resources Without Limits or Throttling in GitLab
CVE-2026-1456
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an unauthenticated user to cause denial of service through CPU exhaustion by submitting specially crafted markdown files that trigger exponential processing in markdown preview.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
43- osv-coords42 versionspkg:apk/chainguard/gitlab-docker-machine-18.7pkg:apk/chainguard/gitlab-docker-machine-fips-18.7pkg:apk/chainguard/gitlab-docker-machine-fips-18.8pkg:apk/chainguard/gitlab-pages-fips-18.8pkg:apk/chainguard/gitlab-rails-ce-assets-fips-18.7pkg:apk/chainguard/gitlab-rails-ce-assets-fips-18.8pkg:apk/chainguard/gitlab-rails-ce-doc-fips-18.7pkg:apk/chainguard/gitlab-rails-ce-doc-fips-18.8pkg:apk/chainguard/gitlab-rails-ce-fips-18.7pkg:apk/chainguard/gitlab-rails-ce-fips-18.8pkg:apk/chainguard/gitlab-runner-18.7pkg:apk/chainguard/gitlab-runner-18.8pkg:apk/chainguard/gitlab-runner-fips-18.7pkg:apk/chainguard/gitlab-runner-fips-18.8pkg:apk/chainguard/gitlab-runner-helper-18.7pkg:apk/chainguard/gitlab-runner-helper-18.8pkg:apk/chainguard/gitlab-runner-helper-compat-18.7pkg:apk/chainguard/gitlab-runner-helper-compat-18.8pkg:apk/chainguard/gitlab-runner-helper-compat-fips-18.7pkg:apk/chainguard/gitlab-runner-helper-compat-fips-18.8pkg:apk/chainguard/gitlab-runner-helper-fips-18.7pkg:apk/chainguard/gitlab-runner-helper-fips-18.8pkg:apk/chainguard/gitlab-runner-helper-oci-entrypoint-18.7pkg:apk/chainguard/gitlab-runner-helper-oci-entrypoint-18.8pkg:apk/chainguard/gitlab-runner-helper-oci-entrypoint-fips-18.7pkg:apk/chainguard/gitlab-runner-helper-oci-entrypoint-fips-18.8pkg:apk/chainguard/gitlab-runner-oci-entrypoint-18.7pkg:apk/chainguard/gitlab-runner-oci-entrypoint-18.8pkg:apk/chainguard/gitlab-runner-oci-entrypoint-fips-18.7pkg:apk/chainguard/gitlab-runner-oci-entrypoint-fips-18.8pkg:apk/wolfi/gitlab-docker-machine-18.7pkg:apk/wolfi/gitlab-runner-18.7pkg:apk/wolfi/gitlab-runner-18.8pkg:apk/wolfi/gitlab-runner-helper-18.7pkg:apk/wolfi/gitlab-runner-helper-18.8pkg:apk/wolfi/gitlab-runner-helper-compat-18.7pkg:apk/wolfi/gitlab-runner-helper-compat-18.8pkg:apk/wolfi/gitlab-runner-helper-oci-entrypoint-18.7pkg:apk/wolfi/gitlab-runner-helper-oci-entrypoint-18.8pkg:apk/wolfi/gitlab-runner-oci-entrypoint-18.7pkg:apk/wolfi/gitlab-runner-oci-entrypoint-18.8pkg:bitnami/gitlab
< 18.7.2-r3+ 41 more
- (no CPE)range: < 18.7.2-r3
- (no CPE)range: < 18.7.2-r4
- (no CPE)range: < 18.8.0-r2
- (no CPE)range: < 18.8.4-r0
- (no CPE)range: < 18.7.4-r0
- (no CPE)range: < 18.8.4-r0
- (no CPE)range: < 18.7.4-r0
- (no CPE)range: < 18.8.4-r0
- (no CPE)range: < 18.7.4-r0
- (no CPE)range: < 18.8.4-r0
- (no CPE)range: < 18.7.2-r3
- (no CPE)range: < 18.8.0-r1
- (no CPE)range: < 18.7.2-r4
- (no CPE)range: < 18.8.0-r2
- (no CPE)range: < 18.7.2-r3
- (no CPE)range: < 18.8.0-r1
- (no CPE)range: < 18.7.2-r3
- (no CPE)range: < 18.8.0-r1
- (no CPE)range: < 18.7.2-r4
- (no CPE)range: < 18.8.0-r2
- (no CPE)range: < 18.7.2-r4
- (no CPE)range: < 18.8.0-r2
- (no CPE)range: < 18.7.2-r3
- (no CPE)range: < 18.8.0-r1
- (no CPE)range: < 18.7.2-r4
- (no CPE)range: < 18.8.0-r2
- (no CPE)range: < 18.7.2-r3
- (no CPE)range: < 18.8.0-r1
- (no CPE)range: < 18.7.2-r4
- (no CPE)range: < 18.8.0-r2
- (no CPE)range: < 18.7.2-r3
- (no CPE)range: < 18.7.2-r3
- (no CPE)range: < 18.8.0-r1
- (no CPE)range: < 18.7.2-r3
- (no CPE)range: < 18.8.0-r1
- (no CPE)range: < 18.7.2-r3
- (no CPE)range: < 18.8.0-r1
- (no CPE)range: < 18.7.2-r3
- (no CPE)range: < 18.8.0-r1
- (no CPE)range: < 18.7.2-r3
- (no CPE)range: < 18.8.0-r1
- (no CPE)range: >= 18.7.0, < 18.7.4
Patches
Vulnerability mechanics
References
3- hackerone.com/reports/3517928mitretechnical-descriptionexploitpermissions-required
- gitlab.com/gitlab-org/gitlab/-/issues/587688mitreissue-trackingpermissions-required
- about.gitlab.com/releases/2026/02/10/patch-release-gitlab-18-8-4-released/mitre
News mentions
1- GitLab Patch Release: 18.8.4, 18.7.4, 18.6.6GitLab Security Releases · Feb 10, 2026