CVE-2026-14814: gitlab — Fix

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed a user to poison cached responses for raw repository files, causing targeted users' CI/CD pipelines to execute specially crafted content and potentially exposing protected environment variables, due to improper validation of repository references.

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CVSS v3.1 Score

8.2

HIGH

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N

EPSS — Exploit Prediction

0.0025

Probability of exploitation

0.15%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-625 CWE-625

Affected Products

Vendor	Product	Versions
gitlab	gitlab	< 19.2.8
gitlab	gitlab	< 19.2.8
gitlab	gitlab	19.3.0 — 19.3.5
gitlab	gitlab	19.3.0 — 19.3.5
gitlab	gitlab	19.4.0 — 19.4.2
gitlab	gitlab	19.4.0 — 19.4.2

References

Advisories & Patches

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/

Other References

https://gitlab.com/gitlab-org/gitlab/-/work_items/604950 https://hackerone.com/reports/3832707

Frequently Asked Questions

What is CVE-2026-14814? +

GitLab has remediated an issue in GitLab CE/EE affecting all versions before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed a user to poison cached responses for raw repository files, causing targeted users' CI/CD pipelines to execute specially crafted content and potentially exposing protected environment variables, due to improper validation of repository references. It has a CVSS v3.1 base score of 8.2 (HIGH).

How severe is CVE-2026-14814? +

CVE-2026-14814 has a CVSS v3.1 score of 8.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0025, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-14814? +

CVE-2026-14814 affects products from gitlab, specifically: gitlab. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-14814? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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