CVE-2026-57886

MEDIUM 5.9EPSS 0.3%

Cross-repository issue/comment attachment re-linking can expose private attachment content

CVSS v3.1: 5.9 MEDIUMCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N
CVSS v3.1: 5.9 MEDIUMCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N
EPSS: 0.25% chance of exploitation in the next 30 days, 16th percentile
Published: 2026-08-13
Updated: 2026-08-14

Proof-of-concept exploits (1)

advisories/GHSA-6c6r-5xr4-cr5m

References

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