CVE-2026-75773 karakeep-app karakeep Login Endpoint auth.ts authorize excessive authentication
Remote attackers can bypass authentication rate limits in karakeep, facilitating brute-force attacks against login endpoints.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-75773?
CVE-2026-75773 is a medium-severity vulnerability in karakeep-app karakeep, published on 18 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability was found in karakeep-app karakeep up to 0.32.0. The affected element is the function authorize of the file apps/web/server/auth.ts of the component Login Endpoint. The manipulation results in improper restriction of excessive authentication attempts. The attack may be performed from remote. This attack is characterized by high complexity. The exploitability is described as difficult. The exploit has been made public and could be used. Upgrading to version 0.33.0 is sufficient to fix this issue. The patch is identified as f7d042971d0d2bcc7119654830cf1eb93eabbf24. It is advisable to upgrade the affected component.
Which versions are affected by CVE-2026-75773?
How do I fix CVE-2026-75773?
No fix has been published for CVE-2026-75773 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-75773 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-75773 exists.
Sources
Also known as GHSA-2ccr-52p8-6754.