CVE-2026-93960
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.
What this means for your business
- An attacker can use it remotely, over a network, with an ordinary user login, and without anyone at your company clicking anything.
- FIRST's prediction model gives it a 0.4% chance of attack attempts being seen in the next 30 days, ranking above 30% of all known flaws.
What to do
- 1Ask your IT team or provider whether any of your systems use the affected product.
- 2If you do, follow the vendor's guidance. No patch reference has been published yet.
Not sure if your company is exposed?
Fastnexa’s certified penetration testers can check whether attackers could use this flaw, or others like it, against your websites, apps and network. The full test is free for our first 10 founding clients until 31 December 2026.
Scoring
- CVSS
- 4.3 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N- CVSS v4
- 2.1
- Weakness
- CWE-287
- Assigned by
- cna@vuldb.com
Dates
- Published
- 2026-09-20
- Last modified
- 2026-09-21
- Sources
- NVD
References
- https://github.com/pixelfed/pixelfed/
- https://github.com/pixelfed/pixelfed/commit/68dca5097305fa0065d029587b2233524636025a
- https://github.com/pixelfed/pixelfed/issues/6643
- https://github.com/pixelfed/pixelfed/pull/6774
- https://github.com/pixelfed/pixelfed/releases/tag/v0.12.10
- https://vuldb.com/cve/CVE-2026-93960
- https://vuldb.com/submit/944207
- https://vuldb.com/vuln/407919
- https://vuldb.com/vuln/407919/cti