CVE-2026-58416

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

CVSS v3.1

7.1 HIGH

EPSS

0.25%

probability of exploitation in 30 days

CISA KEV

Not listed

no confirmed exploitation reported

News coverage

sources referencing this CVE

CVSS v3.1 Detail

Attack VectorNETWORK

Attack ComplexityHIGH

Privileges RequiredLOW

User InteractionNONE

ScopeCHANGED

ConfidentialityHIGH

IntegrityLOW

AvailabilityNONE

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N

Connections

2 relationships

Timeline

disclosure → media coverage

Aug 13, 2026

Disclosure — published as a CVE record. · last revised by NVD Aug 26, 2026