CVE-2026-13210
HIGH 7.7GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.7 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an authenticated user to access CI/CD variables outside their intended environment scope due to improper input validation in the environment scope pattern matcher.
Severe if exploited (CVSS 7.7), but no known exploitation and low modeled probability. Patch on a normal cadence.
Exploitation likelihood
0.4%chance of exploitation in 30 days · 29th percentile
Impact if exploited
7.7CVSS 3.1 · HIGH
- ConfidentialityHigh
- IntegrityNone
- AvailabilityNone
What an attacker needs
- ✓Access: Reachable over the network — no local access needed
- ⚠Privileges: Requires a low-privilege account
- ✓User interaction: No user interaction needed
- ✓Complexity: No special conditions — reliably repeatable
✓ lowers the bar for an attacker · ⚠ raises it
Proof of concept
No public PoC is currently catalogued.
Search for new PoCs
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Tracked sources are checked daily for recent CVEs, including PoCs published after the original disclosure. A later release appears after a tracked source lists it and a refresh succeeds.
Data snapshot:
Weakness (CWE)
- CWE-863: : Incorrect Authorization
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
References and research data (JSON)
Known Affected Software Configurations
| Vendor | Product | Version range |
|---|---|---|
| Gitlab | Gitlab | ≥ 15.7.0 and < 19.1.8 |
| Gitlab | Gitlab | ≥ 15.7.0 and < 19.1.8 |
| Gitlab | Gitlab | ≥ 19.2.0 and < 19.2.6 |
| Gitlab | Gitlab | ≥ 19.2.0 and < 19.2.6 |
| Gitlab | Gitlab | ≥ 19.3.0 and < 19.3.2 |
| Gitlab | Gitlab | ≥ 19.3.0 and < 19.3.2 |
All CVSS metrics
- HIGH 7.7 v3.1 · CNA Primary
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N - HIGH 7.7 v3.1 · NVD Secondary
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
References
Exploit-tagged references (not proof of a PoC)
- https://hackerone.com/reports/3655211 CVE record · GitLab · Updated 2026-09-15T17:36:01.592Z
NVD · CVE-2026-13210 · Updated 2026-09-28T20:04:00.453
Advisories
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-78908 EUVD · EUVD-2026-78908
Technical & other
- https://gitlab.com/gitlab-org/gitlab/-/work_items/603978 CVE record · GitLab · Updated 2026-09-15T17:36:01.592Z
NVD · CVE-2026-13210 · Updated 2026-09-28T20:04:00.453