CVE-2026-15387

mediumpriority · track · 0EPSS 0.002 · 12 %ileDEUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.21% (12th) EPSS

CVSS 4.3 · medium

Is it mine?

12 products

Check your exposure

Who says so?

3 sources

cert_bund · nvd · osv

EPSS · scored 2026-10-27

GitLab has remediated an issue in GitLab EE affecting all versions from 19.1 before 19.1.7, 19.2 before 19.2.5, and 19.3 before 19.3.1 that, under certain conditions, an authenticated user with developer-role permissions could have influenced the execution environment of Pipeline Execution Policy enforcement jobs, due to improper handling of job dependencies.

cvss

Technical severity, 0–10. One row per scoring source.

4.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:Nsecondary · cve@gitlab.comexploitability 2.8 · impact 1.4

v3.14mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-349US

affected products (12)

Products and version ranges known to be affected.

Open Source GitLab <19.1.7all versionscert_bundDE
Open Source GitLab <19.2.5all versionscert_bundDE
Open Source GitLab <19.3.1all versionscert_bundDE
Open Source GitLab< 19.1.7cert_bundDE
Open Source GitLab< 19.2.5cert_bundDE
Open Source GitLab< 19.3.1cert_bundDE
gitlab gitlab19.1.0 → 19.1.7nvdUScpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
gitlab gitlab19.2.0 → 19.2.5nvdUScpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
gitlab gitlab= 19.3.0nvdUScpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
Bitnami gitlab19.1.0 → 19.1.7osvUSpkg:bitnami/gitlab
Bitnami gitlab19.2.0 → 19.2.5osvUSpkg:bitnami/gitlab
Bitnami gitlab19.3.0 → 19.3.1osvUSpkg:bitnami/gitlab

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-3029GitLab: Mehrere SchwachstellenDeutsch2026-08-25csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in GitLab ausnutzen, um beliebigen Programmcode auszuführen, um einen Denial of Service Angriff durchzuführen, um Daten zu manipulieren und um Sicherheitsvorkehrungen zu umgehen.
BIT-gitlab-2026-15387Acceptance of Extraneous Untrusted Data With Trusted Data in GitLab2026-09-01vendor · osvUS
GitLab has remediated an issue in GitLab EE affecting all versions from 19.1 before 19.1.7, 19.2 before 19.2.5, and 19.3 before 19.3.1 that, under certain conditions, an authenticated user with developer-role permissions could have influenced the execution environment of Pipeline Execution Policy enforcement jobs, due to improper handling of job dependencies.

sources

Which sources assert this record, and when.

cert_bund nvd osv NVD CVE.org MITRE

published 2026-08-26modified 2026-08-31

references (3) nvd

External citations — patches, advisories, analysis.

https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-3-1-released/Release NotesVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/work_items/605632Issue TrackingVendor Advisory
https://hackerone.com/reports/3754358Permissions RequiredThird Party Advisory

scry

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