CVE-2026-1322

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.0 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user with a read_api scoped OAuth application to create issues and add comments to issues in private projects due to improper authorization.

CVSS v3.1 Score

6.8

MEDIUM

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

EPSS — Exploit Prediction

0.0001

Probability of exploitation

0.01%

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-840 CWE-840

Affected Products

Vendor	Product	Versions
gitlab	gitlab	16.0.0 — 18.9.7
gitlab	gitlab	16.0.0 — 18.9.7
gitlab	gitlab	18.10.0 — 18.10.6
gitlab	gitlab	18.10.0 — 18.10.6
gitlab	gitlab	18.11.0 — 18.11.3
gitlab	gitlab	18.11.0 — 18.11.3

References

Other References

https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/ https://gitlab.com/gitlab-org/gitlab/-/work_items/587270 https://hackerone.com/reports/3508895

Frequently Asked Questions

What is CVE-2026-1322? +

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.0 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user with a read_api scoped OAuth application to create issues and add comments to issues in private projects due to improper authorization. It has a CVSS v3.1 base score of 6.8 (MEDIUM).

How severe is CVE-2026-1322? +

CVE-2026-1322 has a CVSS v3.1 score of 6.8 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0001, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-1322? +

CVE-2026-1322 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-2026-1322? +

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.

Related Vulnerabilities

CVE-2024-39671 9.3

Access control vulnerability in the security verification module. Impact: Successful exploitation of this vulnerability may affect service confidentiality.

CVE-2024-54098 8.5

Service logic error vulnerability in the system service module Impact: Successful exploitation of this vulnerability may affect service integrity.

CVE-2025-1908 7.7

An issue has been discovered in GitLab EE/CE that could allow an attacker to track users' browsing activities, potentially leading …

CVE-2024-58043 7.3

Permission bypass vulnerability in the window module Impact: Successful exploitation of this vulnerability may affect service confidentiality.

CVE-2025-54606 7.3

Status verification vulnerability in the lock screen module. Impact: Successful exploitation of this vulnerability will affect availability and confidentiality.

CVE-2025-54611 7.3

EXTRA_REFERRER resource read vulnerability in the Gallery module. Impact: Successful exploitation of this vulnerability may affect service confidentiality.