CVE-2026-100755
No fix known EPSS <1%CVSS 4.6
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.2 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain deployment configurations, could have allowed an authenticated user to poison cached page content served to other users due to improper cache key construction.
Products: GitLab
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Chainguard | gitlab-docker-machine-19.2 | no fix |
| Chainguard | gitlab-docker-machine-19.3 | no fix |
| Chainguard | gitlab-docker-machine-19.4 | no fix |
| Chainguard | gitlab-docker-machine-fips-19.2 | no fix |
| Chainguard | gitlab-docker-machine-fips-19.3 | no fix |
| Chainguard | gitlab-docker-machine-fips-19.4 | no fix |
| Chainguard | gitlab-rails-ce-18.11 | no fix |
| Chainguard | gitlab-rails-ce-18.8 | no fix |
| Chainguard | gitlab-rails-ce-18.9 | no fix |
| Chainguard | gitlab-rails-ce-19.0 | no fix |
| Chainguard | gitlab-rails-ce-19.1 | no fix |
| Chainguard | gitlab-rails-ce-assets-18.11 | no fix |
| Chainguard | gitlab-rails-ce-assets-18.8 | no fix |
| Chainguard | gitlab-rails-ce-assets-18.9 | no fix |
| Chainguard | gitlab-rails-ce-assets-19.0 | no fix |
| Chainguard | gitlab-rails-ce-assets-19.1 | no fix |
| Chainguard | gitlab-rails-ce-assets-fips-18.10 | no fix |
| Chainguard | gitlab-rails-ce-assets-fips-18.11 | no fix |
| Chainguard | gitlab-rails-ce-assets-fips-18.8 | no fix |
| Chainguard | gitlab-rails-ce-assets-fips-18.9 | no fix |
| Chainguard | gitlab-rails-ce-assets-fips-19.0 | no fix |
| Chainguard | gitlab-rails-ce-assets-fips-19.1 | no fix |
| Chainguard | gitlab-rails-ce-doc-18.11 | no fix |
| Chainguard | gitlab-rails-ce-doc-18.8 | no fix |
| Chainguard | gitlab-rails-ce-doc-18.9 | no fix |
| Chainguard | gitlab-rails-ce-doc-19.0 | no fix |
| Chainguard | gitlab-rails-ce-doc-19.1 | no fix |
| Chainguard | gitlab-rails-ce-doc-fips-18.10 | no fix |
| Chainguard | gitlab-rails-ce-doc-fips-18.11 | no fix |
| Chainguard | gitlab-rails-ce-doc-fips-18.8 | no fix |
| Chainguard | gitlab-rails-ce-doc-fips-18.9 | no fix |
| Chainguard | gitlab-rails-ce-doc-fips-19.0 | no fix |
| Chainguard | gitlab-rails-ce-doc-fips-19.1 | no fix |
| Chainguard | gitlab-rails-ce-fips-18.10 | no fix |
| Chainguard | gitlab-rails-ce-fips-18.11 | no fix |
| Chainguard | gitlab-rails-ce-fips-18.8 | no fix |
| Chainguard | gitlab-rails-ce-fips-18.9 | no fix |
| Chainguard | gitlab-rails-ce-fips-19.0 | no fix |
| Chainguard | gitlab-rails-ce-fips-19.1 | no fix |
| Chainguard | gitlab-runner-19.2 | no fix |
| Chainguard | gitlab-runner-19.3 | no fix |
| Chainguard | gitlab-runner-19.4 | no fix |
| Chainguard | gitlab-runner-fips-19.2 | no fix |
| Chainguard | gitlab-runner-fips-19.3 | no fix |
| Chainguard | gitlab-runner-fips-19.4 | no fix |
| Chainguard | gitlab-runner-helper-19.2 | no fix |
| Chainguard | gitlab-runner-helper-19.3 | no fix |
| Chainguard | gitlab-runner-helper-19.4 | no fix |
| Chainguard | gitlab-runner-helper-compat-19.2 | no fix |
| Chainguard | gitlab-runner-helper-compat-19.3 | no fix |
| Chainguard | gitlab-runner-helper-compat-19.4 | no fix |
| Chainguard | gitlab-runner-helper-compat-fips-19.2 | no fix |
| Chainguard | gitlab-runner-helper-compat-fips-19.3 | no fix |
| Chainguard | gitlab-runner-helper-compat-fips-19.4 | no fix |
| Chainguard | gitlab-runner-helper-fips-19.2 | no fix |
| Chainguard | gitlab-runner-helper-fips-19.3 | no fix |
| Chainguard | gitlab-runner-helper-fips-19.4 | no fix |
| Chainguard | gitlab-runner-helper-oci-entrypoint-19.2 | no fix |
| Chainguard | gitlab-runner-helper-oci-entrypoint-19.3 | no fix |
| Chainguard | gitlab-runner-helper-oci-entrypoint-19.4 | no fix |
| Chainguard | gitlab-runner-helper-oci-entrypoint-fips-19.2 | no fix |
| Chainguard | gitlab-runner-helper-oci-entrypoint-fips-19.3 | no fix |
| Chainguard | gitlab-runner-helper-oci-entrypoint-fips-19.4 | no fix |
| Chainguard | gitlab-runner-oci-entrypoint-19.2 | no fix |
| Chainguard | gitlab-runner-oci-entrypoint-19.3 | no fix |
| Chainguard | gitlab-runner-oci-entrypoint-19.4 | no fix |
| Chainguard | gitlab-runner-oci-entrypoint-fips-19.2 | no fix |
| Chainguard | gitlab-runner-oci-entrypoint-fips-19.3 | no fix |
| Chainguard | gitlab-runner-oci-entrypoint-fips-19.4 | no fix |
| Chainguard | gitlab-workhorse-ce-18.10 | no fix |
| Chainguard | gitlab-workhorse-ce-18.11 | no fix |
| Chainguard | gitlab-workhorse-ce-18.8 | no fix |
| Chainguard | gitlab-workhorse-ce-18.9 | no fix |
| Chainguard | gitlab-workhorse-ce-19.0 | no fix |
| Chainguard | gitlab-workhorse-ce-19.1 | no fix |
| Chainguard | gitlab-workhorse-ce-fips-18.10 | no fix |
| Chainguard | gitlab-workhorse-ce-fips-18.11 | no fix |
| Chainguard | gitlab-workhorse-ce-fips-18.8 | no fix |
| Chainguard | gitlab-workhorse-ce-fips-18.9 | no fix |
| Chainguard | gitlab-workhorse-ce-fips-19.0 | no fix |
| Chainguard | gitlab-workhorse-ce-fips-19.1 | no fix |
| Ubuntu 16.04 LTS | gitlab | no fix |
| Wolfi | gitlab-docker-machine-19.2 | no fix |
| Wolfi | gitlab-docker-machine-19.3 | no fix |
| Wolfi | gitlab-runner-19.2 | no fix |
| Wolfi | gitlab-runner-19.3 | no fix |
| Wolfi | gitlab-runner-helper-19.2 | no fix |
| Wolfi | gitlab-runner-helper-19.3 | no fix |
| Wolfi | gitlab-runner-helper-compat-19.2 | no fix |
| Wolfi | gitlab-runner-helper-compat-19.3 | no fix |
| Wolfi | gitlab-runner-helper-oci-entrypoint-19.2 | no fix |
| Wolfi | gitlab-runner-helper-oci-entrypoint-19.3 | no fix |
| Wolfi | gitlab-runner-oci-entrypoint-19.2 | no fix |
| Wolfi | gitlab-runner-oci-entrypoint-19.3 | no fix |