CVE-2026-6267

HIGH 8.5 ALL-YEARS

Published 2026-07-29 · Last modified 2026-07-31 · GitLab · NVD: Analyzed

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.1.0 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 with Developer role to access unauthorized information due to insufficient access controls on internal request handling.

ELEVATED IMPACT

Severe if exploited (CVSS 8.5), but no confirmed exploitation. Patch on a normal cadence.

Exploitation likelihood

0.6%chance of exploitation in 30 days · 49th percentile

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

Impact if exploited

8.5CVSS 3.1 · HIGH · CNA

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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: Needs a race window or specific setup

✓ 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.

Data snapshot: 2026-10-26T04:59:11.116Z

Affected

Vendors Gitlab

Products Gitlab

Weakness (CWE)

CWE-201: : Insertion of Sensitive Information Into Sent Data

CVSS vector

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

References and research data (JSON)

Known Affected Software Configurations

Vendor	Product	Version range
Gitlab	Gitlab	≥ 10.1.0 and < 19.0.5
Gitlab	Gitlab	≥ 10.1.0 and < 19.0.5
Gitlab	Gitlab	≥ 19.1.0 and < 19.1.3
Gitlab	Gitlab	≥ 19.1.0 and < 19.1.3
Gitlab	Gitlab	19.2.0
Gitlab	Gitlab	19.2.0

All CVSS metrics

HIGH 8.5 v3.1 · CNA Primary
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
HIGH 8.5 v3.1 · NVD Secondary
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
MEDIUM 5.3 v3.1 · NVD Primary
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

References

Exploit-tagged references (not proof of a PoC)

https://hackerone.com/reports/3658324 technical-descriptionexploitpermissions-requiredPermissions RequiredCVE record · GitLab · Updated 2026-07-29T19:01:16.040Z
NVD · CVE-2026-6267 · Updated 2026-08-03T14:02:29.670

Advisories

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-1-released/ Release NotesVendor AdvisoryCVE record · GitLab · Updated 2026-07-29T19:01:16.040Z
NVD · CVE-2026-6267 · Updated 2026-08-03T14:02:29.670
https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-50484 ADVISORYEUVD · EUVD-2026-50484

Technical & other

https://gitlab.com/gitlab-org/gitlab/-/work_items/596606 Broken LinkCVE record · GitLab · Updated 2026-07-29T19:01:16.040Z
NVD · CVE-2026-6267 · Updated 2026-08-03T14:02:29.670

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