CVE-2026-7481 json
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab
published 5mo ago modified 8h ago also BIT-gitlab-2026-7481 , EUVD-2026-30240
- cvss
- 8.7
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 17%
- public exploits
- 0
- none known
Summary
GitLab has remediated an issue in GitLab EE affecting all versions from 16.4 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 developer-role permissions to execute arbitrary JavaScript in other users' browsers due to improper input sanitization.
Patch / fix
- bitnami gitlab 18.9.7, 18.10.6, 18.11.3
- GitLab GitLab 18.9.7, 18.10.6, 18.11.3
Is CVE-2026-7481 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 5mo ago
Exploit prediction
0.26% chance of exploitation in the next 30 days, higher than 17% of all scored CVEs (FIRST EPSS, 2026-11-11).
Exploits and checks
- hackerone.com https://hackerone.com/reports/3697379 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 8.7 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N |
| NVD | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
| OSV | 3.1 | 8.7 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| bitnami | gitlab | >=16.4.0, <18.9.7 >=18.10.0, <18.10.6 >=18.11.0, <18.11.3 |
18.9.7 18.10.6 18.11.3 |
Affected products
- GitLab GitLab
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
- Technology feeds
References
-
hackerone.com
/reports/3697379
technical-description, exploit, permissions-required, web
-
gitlab.com
/gitlab-org/gitlab/-/work_items/598646
broken-link, web
-
about.gitlab.com
/releases/2026/05/13/patch-release-gitlab-18-11-3-released/
release-notes, article
-
nvd.nist.gov
/vuln/detail/CVE-2026-7481
web
Sources
- CVE List CVE-2026-7481
- NVD CVE-2026-7481
- OSV BIT-gitlab-2026-7481
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