CVE-2025-56761 — MEDIUM (5.4)

Vulnerability Description

Memos 0.22 is vulnerable to Stored Cross site scripting (XSS) vulnerabilities by the upload attachment and user avatar features. Memos does not verify the content type of the uploaded data and serve it back as is. An authenticated attacker can use this to elevate their privileges when the stored XSS is viewed by an admin.

CVSS Score

5.4

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Usememos	Memos	0.22.0

Related Weaknesses (CWE)

CWE-79

References

https://github.com/usememos/memos/blob/v0.24.0/server/router/api/v1/user_serviceProduct
https://github.com/usememos/memos/blob/v0.24.4/server/router/api/v1/resource_serProduct
https://www.sonarsource.com/blog/securing-go-applications-with-sonarqube-real-woExploitPatchThird Party Advisory

FAQ

What is CVE-2025-56761?

CVE-2025-56761 is a vulnerability with a CVSS score of 5.4 (MEDIUM). Memos 0.22 is vulnerable to Stored Cross site scripting (XSS) vulnerabilities by the upload attachment and user avatar features. Memos does not verify the content type of the uploaded data and serve i...

How severe is CVE-2025-56761?

CVE-2025-56761 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-56761?

Check the references section above for vendor advisories and patch information. Affected products include: Usememos Memos.