EUVD-2025-27718
2025-06-20
[email protected]
8.7
CVSS 3.1
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CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
None
Lifecycle Timeline
4
Patch Released
Mar 31, 2026 - 21:13 nvd
Patch available
Analysis Generated
Mar 15, 2026 - 00:19 vuln.today
EUVD ID Assigned
Mar 15, 2026 - 00:19 euvd
EUVD-2025-27718
CVE Published
Jun 20, 2025 - 18:15 nvd
HIGH 8.7
Description
An issue has been discovered in GitLab EE that allows for cross-site-scripting attack and content security policy bypass in a user's browser under specific conditions, affecting all versions from 16.6 before 17.9.7, 17.10 before 17.10.5, and 17.11 before 17.11.1.
Analysis
A security vulnerability in all (CVSS 8.7) that allows for cross-site-scripting attack and content security policy bypass. High severity vulnerability requiring prompt remediation.
Technical Context
CWE-79 (Cross-site Scripting). CVSS 8.7 indicates high severity. Affects all.
Affected Products
['all']
Remediation
Monitor vendor channels for patch availability.
Priority Score
44
Low
Medium
High
Critical
KEV: 0
EPSS: +0.1
CVSS: +44
POC: 0
Vendor Status
Ubuntu
Priority: Mediumgitlab
| Release | Status | Version |
|---|---|---|
| noble | DNE | - |
| xenial | ignored | - |
| jammy | DNE | - |
| oracular | DNE | - |
| plucky | DNE | - |
| upstream | not-affected | debian: Specific to EE |
Debian
gitlab
| Release | Status | Fixed Version | Urgency |
|---|---|---|---|
| sid | fixed | 17.6.5-19 | - |
| (unstable) | not-affected | - | - |
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External POC / Exploit Code
Leaving vuln.today
Destination URL
POC code from unknown sources may be malicious, contain backdoors, or be fake.
Always review and test exploit code in a safe, isolated environment (VM/sandbox).
Verify the source reputation and cross-reference with known databases (Exploit-DB, GitHub Security).