CVE-2026-2995
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab
GitLab has remediated an issue in GitLab EE affecting all versions from 15.4 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticated user to add email addresses to targeted user accounts due to improper sanitization of HTML content.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab
GitLab has remediated an issue in GitLab EE affecting all versions from 15.4 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticated user to add email addresses to targeted user accounts due to improper sanitization of HTML content.
- Record
CVE-2026-2995- CVSS 3.1
- 7.7 High
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N - Weakness
- CWE-80
- Updated
- 2026-11-02
EUVDEUVD-2026-15811
GitLab has remediated an issue in GitLab EE affecting all versions from 15.4 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticated user to add email addresses to targeted user accounts due to improper sanitization of HTML content.
- Record
EUVD-2026-15811- CVSS 3.1
- 7.7 High
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-3qcv-5pqj-c2h7
GitLab has remediated an issue in GitLab EE affecting all versions from 15.4 before 18.8.7, 18.9...
GitLab has remediated an issue in GitLab EE affecting all versions from 15.4 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticated user to add email addresses to targeted user accounts due to improper sanitization of HTML content.
- Record
GHSA-3qcv-5pqj-c2h7- CVSS 3.1
- 7.7 High
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N - Weakness
- CWE-79, CWE-80
- Updated
- 2026-11-02
NVD
GitLab has remediated an issue in GitLab EE affecting all versions from 15.4 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticated user to add email addresses to targeted user accounts due to improper sanitization of HTML content.
- Record
CVE-2026-2995- CVSS 3.1
- 7.7 High
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N - CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-80, CWE-79
- Updated
- 2026-11-02
OSV
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab
GitLab has remediated an issue in GitLab EE affecting all versions from 15.4 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticated user to add email addresses to targeted user accounts due to improper sanitization of HTML content.
- Record
CVE-2026-2995- CVSS 3.1
- 7.7 High
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N - Weakness
- CWE-80
- Updated
- 2026-11-02
OSVBIT-gitlab-2026-2995 No score
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab
GitLab has remediated an issue in GitLab EE affecting all versions from 15.4 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticated user to add email addresses to targeted user accounts due to improper sanitization of HTML content.
- Record
BIT-gitlab-2026-2995- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
gitlabBitnami |
15.4.0 up to 18.8.7, 18.9.0 up to 18.9.3, 18.10.0 up to 18.10.1 | 18.8.718.9.318.10.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-2995 is a high vulnerability (CVSS 7.7) in Gitlab, published March 25, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.19%, the 9th percentile. Fixed in gitlab 18.8.7.
References
hackerone.com/reports/3564600
gitlab.com/gitlab-org/gitlab/-/work_items/591065
about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released
nvd.nist.gov/vuln/detail/CVE-2026-2995
github.com/advisories/GHSA-3qcv-5pqj-c2h7