CVE-2026-82556

Description

A vulnerability was found in Forgejo up to 15.0.4. This issue affects the function net.LookupIP of the file services/migrations/allowlist/is_migrate_allowed.go of the component Repository Migration Handler. Performing a manipulation results in server-side request forgery. The attack can be initiated remotely. The exploit has been made public and could be used. The patch is named b313bb83f5ff22bcc0378e0e0ca7bbd58303f168. It is recommended to apply a patch to fix this issue. The project maintainer explains: "I don't intend to backport this to v15 or v16 as it is a breaking change."

CVSS Vector

References

• https://codeberg.org/forgejo/forgejo/commit/b313bb83f5ff22bcc0378e0e0ca7bbd58303f168
• https://codeberg.org/forgejo/forgejo/issues/13433
• https://codeberg.org/forgejo/forgejo/pulls/13490
• https://vuldb.com/cve/CVE-2026-82556
• https://vuldb.com/submit/891889
• https://vuldb.com/vuln/397072
• https://vuldb.com/vuln/397072/cti