Pixelfed OAuth Scope ApiV1Controller.php instancePeers missing authentication
33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 5.3epss 0.4%
exploitation probability
0.4%top 70% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
A vulnerability was identified in Pixelfed up to 0.12.11. Impacted is the function instancePeers of the file app/Http/Controllers/Api/ApiV1Controller.php of the component OAuth Scope Handler. Such manipulation of the argument ID leads to missing authentication. The attack may be performed from remote. The exploit is publicly available and might be used. Upgrading to version 0.12.10 is recommended to address this issue. The name of the patch is 68dca5097305fa0065d029587b2233524636025a. Upgrading the affected component is advised.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
Affected products
n/a · Pixelfedpublic PoCs found — 1
cve_referencegithub.com/pixelfed/pixelfed/issues/6643unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
References
https://github.com/pixelfed/pixelfed/https://github.com/pixelfed/pixelfed/commit/68dca5097305fa0065d029587b2233524636025ahttps://github.com/pixelfed/pixelfed/issues/6643https://github.com/pixelfed/pixelfed/pull/6774https://github.com/pixelfed/pixelfed/releases/tag/v0.12.10https://vuldb.com/cve/CVE-2026-93960https://vuldb.com/submit/944207https://vuldb.com/vuln/407919https://vuldb.com/vuln/407919/cti