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© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2026-12635

21
FAUCET Score

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.3 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have allowed an authenticated user with maintainer-role permissions to make requests to internal network resources through mirror synchronization due to improper URL validation.

First published: Jun 25, 2026Last modified: Jun 25, 2026

Impacted Technologies

VendorProductVersion(s)CPE
>= 8.3.0, < 18.11.6CPE matchmatch criteria
cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
>= 19.0.0, < 19.0.3CPE matchmatch criteria
cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
19.1.0CPE matchmatch criteria
cpe:2.3:a:gitlab:gitlab:19.1.0:*:*:*:*:*:*:*
>= 8.3, < 18.11.6CPE match
cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
>= 19.0, < 19.0.3CPE match
cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

0.0NONE

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
1.6
Impact Score
0.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.16%
Probability of exploitation in next 30 days
EPSS Percentile
5.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0016 is in the 1st percentile among its peer group of 1,637 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

docs.gitlab.com / releases/patches/patch-release-gitlab-19-1-1-released
Release NotesVendor Advisory
gitlab.com / gitlab-org/gitlab/-/work_items/594321
Broken Link