What’s Vulnerable › Vulnerabilities

CVE-2026-82556: Forgejo Repository Migration is_migrate_allowed.go net.LookupIP server-side request forgery

• Severity: medium (CVSS 6.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-30 · updated 2026-08-31
• Weakness: CWE-918

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."

Affected products

• Forgejo: 15.0.0, 15.0.1, 15.0.2, 15.0.3, 15.0.4

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

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