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Fencer Vulns
medium 5.8

CVE-2026-7767 json

URL Redirection to Untrusted Site ('Open Redirect') in GitLab

published 2026-10-13 27 d ago modified 2026-10-16 23 d ago also BIT-gitlab-2026-7767 , EUVD-2026-98228

cvss
5.8
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 22%
public exploits
0
none known

Summary

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 13.11 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 controlling a Kubernetes agent to cause sensitive authentication tokens to be sent to an unintended server due to improper redirect validation in the Kubernetes proxy.

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
25 d ago

Exploit prediction

0.29% chance of exploitation in the next 30 days, higher than 22% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • hackerone.com https://hackerone.com/reports/3597095 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 5.8 CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N
OSV 3.1 5.8 CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
bitnami gitlab
>=13.11.0, <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-601 URL Redirection to Untrusted Site
Technology feeds

References

Sources

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.