usememos 0.25.2 /api/v1/user access control

Summaryinfo

A vulnerability, which was classified as critical, was found in usememos memos 0.25.2. The affected element is an unknown function of the file /api/v1/user. Such manipulation leads to access control. This vulnerability is listed as CVE-2025-65795. The attack may be performed from remote. There is no available exploit. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in usememos memos 0.25.2 and classified as critical. Affected by this issue is some unknown functionality of the file /api/v1/user. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Incorrect access control in the /api/v1/user endpoint of usememos memos v0.25.2 allows unauthorized attackers to create arbitrary accounts via a crafted request.

This vulnerability is handled as CVE-2025-65795 since 11/18/2025. The exploitation is known to be easy. The attack may be launched remotely. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-201723). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• usememos

Name

• memos

Version

• 0.25.2

License

• open-source

Website

• Product: https://github.com/usememos/memos/

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CPE 2.2info

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Once again VulDB remains the best source for vulnerability data.

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