CVE-2026-6567
Incorrect Authorization in GitLab
No known exploitation. EPSS puts it in the 12th percentile. Fixed versions are out.
No public exploit knownFix1 product3 fixed builds listed below
e.g. OID 1.3.6.1.4.1.25623.1.0.158159
What to do
Find your product and version, then upgrade to the build on the right.
- GitLabAffected: ≥ 13.8, < 19.2.8Upgrade to: 19.2.8Affected: ≥ 19.3, < 19.3.5Upgrade to: 19.3.5Affected: ≥ 19.4, < 19.4.2Upgrade to: 19.4.2Stated by: CVE record
Versions as the sources state them. Full version matrix after sign-in
What it is
From the CVE record
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.8 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user with reporter role to access restricted CI artifact report content they were not authorized to, due to missing authorization checks.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
0.2% chance of exploitation activity in the next 30 days, which ranks it in the 12th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
12 events over 9 days, from the signal feeds we watch.
- OpenVAS check added
- Patch availablerecord updated
- Patch availablepatch available, patch available, published, weakness classified, att&ck mapped, record updated, record updated, record updated
Affected products
And 1 more affected product. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Scored 4.3 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity LowNo special conditions — the attack can be reliably reproduced
- Privileges Required LowRequires basic user-level privileges
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality LowSome restricted information is disclosed, but limited in scope
- Integrity NoneNo integrity impact
- Availability NoneNo availability impact
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
Sources
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