ByteOS Network

NVD Vulnerability Details :

CVE-2026-6335

Analyzed

Source-cve@gitlab.com

Published At-14 May, 2026 | 06:16

Updated At-15 May, 2026 | 19:54

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.11 before 18.11.3 that under certain conditions could have allowed an authenticated user to execute arbitrary code in another user's browser session due to improper sanitization.

Date Added	Due Date	Vulnerability Name	Required Action
	N/A

Metrics

Type	Version	Base score	Base severity	Vector
Secondary	3.1	5.4	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Type: Secondary

Version: 3.1

Base score: 5.4

Base severity: MEDIUM

Vector:

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CPE Matches

GitLab Inc.

>>gitlab>>Versions from 18.11.0(inclusive) to 18.11.3(exclusive)

cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*

GitLab Inc.

>>gitlab>>Versions from 18.11.0(inclusive) to 18.11.3(exclusive)

cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*

Weaknesses

CWE ID	Type	Source
CWE-79	Primary	cve@gitlab.com

CWE ID: CWE-79

Type: Primary

Source: cve@gitlab.com

References

Hyperlink	Source	Resource
https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/	cve@gitlab.com	Release Notes
https://gitlab.com/gitlab-org/gitlab/-/work_items/596760	cve@gitlab.com	Broken Link
https://hackerone.com/reports/3673647	cve@gitlab.com	Permissions Required

Hyperlink: https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/

Source: cve@gitlab.com

Resource:

Release Notes

Hyperlink: https://gitlab.com/gitlab-org/gitlab/-/work_items/596760

Source: cve@gitlab.com

Resource:

Broken Link

Hyperlink: https://hackerone.com/reports/3673647

Source: cve@gitlab.com

Resource:

Permissions Required

CISA Catalog

Metrics

CPE Matches

Weaknesses

Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References

Change History