CVE-2026-82556
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Summary
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 Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | Forgejo | 15.0.0 | affected |
| n/a | Forgejo | 15.0.1 | affected |
| n/a | Forgejo | 15.0.2 | affected |
| n/a | Forgejo | 15.0.3 | affected |
| n/a | Forgejo | 15.0.4 | affected |
Weaknesses
- CWE-918: Server-Side Request Forgery
References
- https://vuldb.com/vuln/397072
- https://vuldb.com/vuln/397072/cti
- https://vuldb.com/cve/CVE-2026-82556
- https://vuldb.com/submit/891889
- https://codeberg.org/forgejo/forgejo/issues/13433
- https://codeberg.org/forgejo/forgejo/pulls/13490
- https://codeberg.org/forgejo/forgejo/commit/b313bb83f5ff22bcc0378e0e0ca7bbd58303f168
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