karakeep-app karakeep up to 0.32.0 Login Endpoint apps/web/server/auth.ts authorize excessive authentication

Summaryinfo

A vulnerability identified as problematic has been detected in karakeep-app karakeep up to 0.32.0. The impacted element is the function authorize of the file apps/web/server/auth.ts of the component Login Endpoint. This manipulation causes excessive authentication. The identification of this vulnerability is CVE-2026-75773. It is possible to initiate the attack remotely. Furthermore, there is an exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in karakeep-app karakeep up to 0.32.0. Affected by this vulnerability is the function authorize of the file apps/web/server/auth.ts of the component Login Endpoint. The manipulation with an unknown input leads to a excessive authentication vulnerability. The CWE definition for the vulnerability is CWE-307. The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame, making it more susceptible to brute force attacks. As an impact it is known to affect confidentiality.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-75773. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. The attack technique deployed by this issue is T1110.001 according to MITRE ATT&CK.

It is possible to download the exploit at github.com. It is declared as proof-of-concept.

Upgrading to version 0.33.0 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch f7d042971d0d2bcc7119654830cf1eb93eabbf24 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

• karakeep-app

Name

• karakeep

Version

• 0.1
• 0.2
• 0.3
• 0.4
• 0.5
• 0.6
• 0.7
• 0.8
• 0.9
• 0.10
• 0.11
• 0.12
• 0.13
• 0.14
• 0.15
• 0.16
• 0.17
• 0.18
• 0.19
• 0.20
• 0.21
• 0.22
• 0.23
• 0.24
• 0.25
• 0.26
• 0.27
• 0.28
• 0.29
• 0.30
• 0.31
• 0.32.0

License

• open-source

Website

• Product: https://github.com/karakeep-app/karakeep/

CPE 2.3info

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Submitinfo

Accepted

• Submit #877731: karakeep-app karakeep >= 0.3.0, <= 0.32.0 Improper Restriction of Excessive Authentication Attempts (by ZAST.AI)

Be aware that VulDB is the high quality source for vulnerability data.

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