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Fencer Vulns
high 7.1

CVE-2026-58416 json

Fork-PR Actions task can read a third private repository via the collaborative-owner branch (missing fork-PR guard)

published 2026-07-21 3 mo ago modified 2026-08-26 2 mo ago also GHSA-fj8v-hjwv-qm88 , GO-2026-6052 , EUVD-2026-58151

cvss
7.1
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

Fork-PR Actions task can read a third private repository via the collaborative-owner branch (missing fork-PR guard)

Patch / fix

  • go gitea.dev 1.27.0
  • govulncheck-vulndb openSUSE Leap 16.0 0.0.20260723T184607-160000.1.1

opensuse advisories openSUSE-SU-2026:21483-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-58416 updated cvss 6.5

gitea.dev: Gitea: Information disclosure via Fork-PR Actions task

  • Red Hat OpenShift Pipelines openshift-pipelines/pipelines-pipelines-as-code-watcher-rhel9
    affected: workaround, no fix available

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 mo ago

Exploit prediction

0.31% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N
CNA 3.1 7.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N
GitHub 3.1 6.3 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

Affected packages

ecosystem package affected fixed in
go gitea.dev
<1.27.0
1.27.0

Affected products

  • Gitea Gitea Open Source Git Server

Classification

Weakness
  • CWE-280 Improper Handling of Insufficient Permissions or Privileges
  • CWE-863 Incorrect Authorization

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.