Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab (CVE-2026-15216)
A cross-site scripting (XSS) vulnerability was identified in GitLab CE/EE affecting versions from 18.2 up to but not including 19.0.6, 19.1 up to but not including 19.1.4, and 19.2 up to but not including 19.2.2. The issue arises from improper neutralization of user-controlled input rendered in pagination controls within an analytics dashboard component. This vulnerability has been remediated in the specified fixed versions.
AI Analysis
Technical Summary
CVE-2026-15216 is a high-severity cross-site scripting vulnerability in GitLab CE/EE. It affects all versions starting from 18.2 up to but excluding 19.0.6, 19.1 up to but excluding 19.1.4, and 19.2 up to but excluding 19.2.2. The flaw occurs due to improper neutralization of user input that is rendered in pagination controls of an analytics dashboard component, which could allow an attacker to inject malicious scripts. The vulnerability has been fixed in versions 19.0.6, 19.1.4, and 19.2.2 respectively.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary scripts in the context of the affected GitLab web interface, potentially leading to session hijacking, defacement, or other malicious actions within the scope of the user's privileges. No known exploits in the wild have been reported at this time.
Mitigation Recommendations
A patch is available and users should upgrade to GitLab versions 19.0.6, 19.1.4, or 19.2.2 or later to remediate this vulnerability. Applying these official fixes will prevent exploitation of the cross-site scripting issue.
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab (CVE-2026-15216)
Description
A cross-site scripting (XSS) vulnerability was identified in GitLab CE/EE affecting versions from 18.2 up to but not including 19.0.6, 19.1 up to but not including 19.1.4, and 19.2 up to but not including 19.2.2. The issue arises from improper neutralization of user-controlled input rendered in pagination controls within an analytics dashboard component. This vulnerability has been remediated in the specified fixed versions.
Affected software
pkg:bitnami/gitlabRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-15216 is a high-severity cross-site scripting vulnerability in GitLab CE/EE. It affects all versions starting from 18.2 up to but excluding 19.0.6, 19.1 up to but excluding 19.1.4, and 19.2 up to but excluding 19.2.2. The flaw occurs due to improper neutralization of user input that is rendered in pagination controls of an analytics dashboard component, which could allow an attacker to inject malicious scripts. The vulnerability has been fixed in versions 19.0.6, 19.1.4, and 19.2.2 respectively.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker to execute arbitrary scripts in the context of the affected GitLab web interface, potentially leading to session hijacking, defacement, or other malicious actions within the scope of the user's privileges. No known exploits in the wild have been reported at this time.
Mitigation Recommendations
A patch is available and users should upgrade to GitLab versions 19.0.6, 19.1.4, or 19.2.2 or later to remediate this vulnerability. Applying these official fixes will prevent exploitation of the cross-site scripting issue.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- BIT-gitlab-2026-15216
- Osv Schema Version
- 1.6.2
- Aliases
- ["CVE-2026-15216"]
- Ecosystems
- ["Bitnami"]
- Database Specific Severity
- High
- Cvss Version
- null
Threat ID: 6a8460a2c6e8be033245a867
Added to database: 08/18/2026, 13:39:46 UTC
Last enriched: 08/18/2026, 13:42:41 UTC
Last updated: 08/18/2026, 15:41:16 UTC
Views: 3
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.