CVE-2026-3035 json
Authentication Bypass Using an Alternate Path or Channel in GitLab
published 2mo ago modified 2mo ago also BIT-gitlab-2026-3035 , EUVD-2026-66431
- cvss
- 5.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 24%
- public exploits
- 0
- none known
Summary
GitLab has remediated an issue in GitLab EE affecting all versions from 11.3 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 project Maintainer permissions could have accessed the terminal of a protected environment they were not authorized to use due to improper authorization checks.
Patch / fix
- bitnami gitlab 19.1.7, 19.2.5, 19.3.1
- GitLab GitLab 19.1.7, 19.2.5, 19.3.1
Is CVE-2026-3035 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2mo ago
Exploit prediction
0.32% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- hackerone.com https://hackerone.com/reports/3529751 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 5.5 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N |
| OSV | 3.1 | 5.5 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| bitnami | gitlab | >=11.3.0, <19.1.7 >=19.2.0, <19.2.5 >=19.3.0, <19.3.1 |
19.1.7 19.2.5 19.3.1 |
Affected products
- GitLab GitLab
Classification
- Weakness
-
- CWE-288 Authentication Bypass Using an Alternate Path or Channel
- Technology feeds
References
-
hackerone.com
/reports/3529751
technical-description, exploit, permissions-required, third-party-advisory, advisory
-
gitlab.com
/gitlab-org/gitlab/-/work_items/591189
issue-tracking, vendor-advisory, advisory
-
docs.gitlab.com
/releases/patches/patch-release-gitlab-19-3-1-released/
release-notes, vendor-advisory, advisory
-
nvd.nist.gov
/vuln/detail/CVE-2026-3035
web
Sources
- CVE List CVE-2026-3035
- NVD CVE-2026-3035
- OSV BIT-gitlab-2026-3035
Fencer Intel 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.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.