CVE-2026-105458 json
Reliance on Untrusted Inputs in a Security Decision in GitLab
published 2026-10-13 27 d ago modified 2026-10-16 23 d ago also BIT-gitlab-2026-105458 , EUVD-2026-98207
- cvss
- 4.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 8%
- public exploits
- 0
- none known
Summary
GitLab has remediated an issue in GitLab EE affecting all versions from 19.1 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user holding a specific granular permission to obtain a GitLab Duo Agent Platform token that bypasses governance controls, due to reliance on untrusted input in a security decision.
Patch / fix
- bitnami gitlab 19.2.8, 19.3.5, 19.4.2
- GitLab GitLab 19.2.8, 19.3.5, 19.4.2
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 26 d ago
Exploit prediction
0.19% chance of exploitation in the next 30 days, higher than 8% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
| OSV | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| bitnami | gitlab | >=19.1.0, <19.2.8 >=19.3.0, <19.3.5 >=19.4.0, <19.4.2 |
19.2.8 19.3.5 19.4.2 |
Affected products
- GitLab GitLab
Classification
- Weakness
-
- CWE-807 Reliance on Untrusted Inputs in a Security Decision
- Technology feeds
References
-
docs.gitlab.com
/releases/patches/patch-release-gitlab-19-4-2-released/
release-notes, vendor-advisory, advisory
-
gitlab.com
/gitlab-org/gitlab/-/work_items/627711
issue-tracking, report
-
nvd.nist.gov
/vuln/detail/CVE-2026-105458
web
Sources
- CVE List CVE-2026-105458
- NVD CVE-2026-105458
- OSV BIT-gitlab-2026-105458
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.