CVE-2026-3093

Severity CVSS v4.0:

Pending analysis

Type:

CWE-79 Cross-Site Scripting (XSS)

Publication date:

29/07/2026

Last modified:

03/08/2026

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 14.0 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an attacker to execute arbitrary JavaScript in another user&#39;s browser via a crafted URL, due to improper sanitization of user-controlled input.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 4.70 MEDIUM
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Changed
Confidentiality (C): Low
Integrity (I): Low
Availability (A): None

Base Score 3.x

4.70

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:gitlab:gitlab:::::community:::*	14.0.0 (including)	19.0.5 (excluding)
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	14.0.0 (including)	19.0.5 (excluding)
cpe:2.3:a:gitlab:gitlab:::::community:::*	19.1.0 (including)	19.1.3 (excluding)
cpe:2.3:a:gitlab:gitlab:::::enterprise:::*	19.1.0 (including)	19.1.3 (excluding)
cpe:2.3:a:gitlab:gitlab:19.2.0::::community:::
cpe:2.3:a:gitlab:gitlab:19.2.0::::enterprise:::

To consult the complete list of CPE names with products and versions, see this page

CVE-2026-3093

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools