CVE-2026-13113

MEDIUM 6.5 ALL-YEARS

Published 2026-07-29 · Last modified 2026-08-20 · GitLab · NVD: Analyzed

GitLab has remediated an issue in GitLab EE affecting all versions from 17.0 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an authenticated user to merge code into a protected branch without the required approvals due to a race condition in approval rule processing.

LIMITED SIGNALS

No known exploitation, public exploit, or elevated probability at this time. Track for changes.

Exploitation likelihood

0.3%chance of exploitation in 30 days · 17th percentile

○ In CISA KEV○ Catalogued PoC◆ SSVC: exploitation none, automatable no

Impact if exploited

6.5CVSS 3.1 · MEDIUM · CNA

ConfidentialityNone
IntegrityHigh
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

Search GitHub now — results may be empty or unverified.

Tracked sources are checked weekly for the full archive, including PoCs published after the original disclosure. A later release appears after a tracked source lists it and a refresh succeeds.

Affected

Vendors Gitlab

Products Gitlab

Weakness (CWE)

CWE-367: : Time-of-check Time-of-use (TOCTOU) Race Condition

CVSS vector

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

References and research data (JSON)

Known Affected Software Configurations

Vendor	Product	Version range
Gitlab	Gitlab	≥ 17.0.0 and < 19.0.5
Gitlab	Gitlab	≥ 19.1.0 and < 19.1.3
Gitlab	Gitlab	19.2.0

All CVSS metrics

MEDIUM 6.5 v3.1 · CNA Primary
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
MEDIUM 6.5 v3.1 · NVD Secondary
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
MEDIUM 5.3 v3.1 · NVD Primary
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

References

Advisories

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-1-released/ Release NotesVendor AdvisoryCVE record · GitLab · Updated 2026-08-20T13:55:43.159Z
NVD · CVE-2026-13113 · Updated 2026-08-03T13:29:14.830
https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-50481 ADVISORYEUVD · EUVD-2026-50481

Technical & other

https://gitlab.com/gitlab-org/gitlab/-/work_items/597838 Broken LinkCVE record · GitLab · Updated 2026-08-20T13:55:43.159Z
NVD · CVE-2026-13113 · Updated 2026-08-03T13:29:14.830

Sources: NVD · CVE.org · All sources and attribution · EPSS