CVE-2026-121728
MEDIUM
NVD
CVSS Score
5.3
Severity
MEDIUM
Published
Nov 03, 2026
Vendor
unknown
Description
SourceHut meta.sr.ht 0.56.11 before 0.89.0 contains an authorization bypass vulnerability that allows unauthenticated attackers to register accounts when public registration is disabled. Attackers can obtain a CSRF token from /login and POST credentials to /register/step2, which invokes the unchecked GraphQL RegisterAccount mutation to create accounts.
References
- https://blog.arusekk.pl/posts/srht-disabled-registration-bypass/
- https://git.sr.ht/~sircmpwn/meta.sr.ht/commit/1ea24685a76f6456245d0bc7fe6accf6231c4044
- https://git.sr.ht/~sircmpwn/meta.sr.ht/commit/e471ffe75bb6ef11366e46c3b721dd0278f746b5
- https://git.sr.ht/~sircmpwn/meta.sr.ht/refs/0.89.0
- https://git.sr.ht/~sircmpwn/meta.sr.ht/tree/0.88.9/item/metasrht/blueprints/auth.py#L121