CVE-2026-82556

MEDIUM 6.3

Forgejo Repository Migration is_migrate_allowed.go net.LookupIP server-side request forgery

CVSS Score

6.3

EPSS Score

0.0%

EPSS Percentile

0th

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."

CWE	CWE-918
Vendor	n/a
Product	forgejo
Published	Aug 30, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / Forgejo

15.0.0 15.0.1 15.0.2 15.0.3 15.0.4

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

🔍 spooky (VulDB User) VulDB CNA Team