Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab
Priority MEDIUM 44CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.6 before 18.6.3, and 18.7 before 18.7.1 that could have allowed an unauthenticated user to execute arbitrary code in the context of an authenticated user's browser by convincing the legitimate user to visit a specially crafted webpage.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00697 53rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed GitLab (GitLab): 18.6.3, 18.7.1
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| GitLab | GitLab | 18.6 to before 18.6.3; 18.7 to before 18.7.1 | 18.6.3, 18.7.1 | Patch available | CNA |
- GitLab VendorGitLab Affected 18.6 to before 18.6.3; 18.7 to before 18.7.1 Fixed in 18.6.3, 18.7.1 Patch available CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | 18.6.0 to before 18.6.3 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* | 18.6.0 to before 18.6.3 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:18.7.0:*:*:*:community:*:*:* | 18.7.0 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:18.7.0:*:*:*:enterprise:*:*:* | 18.7.0 | Vulnerable | GitLab |
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* Versions 18.6.0 to before 18.6.3 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* Versions 18.6.0 to before 18.6.3 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:18.7.0:*:*:*:community:*:*:* Versions 18.7.0 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:18.7.0:*:*:*:enterprise:*:*:* Versions 18.7.0 Vulnerable ·GitLab
Remediation
- Fix · CNA GitLab (GitLab) Fixed in 18.6.3, 18.7.1
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
Not affected: 2 products
- OpenShift Pipelines
- Red Hat OpenShift Container Platform 4
Timeline
- 2026-10-02 Threatist record created from CVE-2025-13761
- 2026-10-03 Alias added: GHSA-3r2c-p78w-vg88
References
More Gitlab vulnerabilities
- TI-2026-71508 Integer overflow in GitLab allows code execution on the server KEVCVSS 3.1CRITICAL 10.0
- TI-2026-58817 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in GitLab KEVCVSS 3.1CRITICAL 10.0
- TI-2023-06425 Weak Password Recovery Mechanism for Forgotten Password in GitLab KEVCVSS 3.1CRITICAL 10.0
- TI-2021-05191 Code injection in GitLab KEVCVSS 3.1CRITICAL 10.0
- TI-2021-05161 Server-side request forgery in GitLab KEVCVSS 3.1CRITICAL 9.8
- TI-2022-02763 Injection in GitLab CVSS 3.1CRITICAL 9.9
Sources
- CVE-2025-13761 · CVE Program
- CVE-2025-13761 · NVD
- FIRST EPSS
- GHSA-3r2c-p78w-vg88 · GitHub Advisory Database · CC BY 4.0
- CVE-2025-13761 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences