CVE-2026-6267 json
Insertion of Sensitive Information Into Sent Data in GitLab
published 2026-07-29 3 mo ago modified 2026-09-10 59 d ago also BIT-gitlab-2026-6267 , EUVD-2026-50484
- cvss
- 8.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.6%
- EPSS 0.6% chance of exploitation in 30 days, percentile 49%
- public exploits
- 0
- none known
Summary
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.1.0 before 19.0.5, 19.1 before 19.1.3, and 19.2 before 19.2.1 that under certain conditions could have allowed an authenticated user with Developer role to access unauthorized information due to insufficient access controls on internal request handling.
Patch / fix
- bitnami gitlab 19.0.5, 19.1.3, 19.2.1
- GitLab GitLab 19.0.5, 19.1.3, 19.2.1
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 3 mo ago
Exploit prediction
0.61% chance of exploitation in the next 30 days, higher than 49% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- hackerone.com https://hackerone.com/reports/3658324 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 8.5 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H |
| NVD | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |
| OSV | 3.1 | 8.5 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| bitnami | gitlab | >=10.1.0, <19.0.5 >=19.1.0, <19.1.3 >=19.2.0, <19.2.1 |
19.0.5 19.1.3 19.2.1 |
Affected products
- GitLab GitLab
Classification
- Weakness
-
- CWE-201 Insertion of Sensitive Information Into Sent Data
- Technology feeds
References
-
hackerone.com
/reports/3658324
technical-description, exploit, permissions-required, web
-
docs.gitlab.com
/releases/patches/patch-release-gitlab-19-2-1-released/
release-notes, vendor-advisory, advisory
-
gitlab.com
/gitlab-org/gitlab/-/work_items/596606
broken-link, web
-
nvd.nist.gov
/vuln/detail/CVE-2026-6267
web
Sources
- CVE List CVE-2026-6267
- NVD CVE-2026-6267
- OSV BIT-gitlab-2026-6267
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.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.