PT-2025-36615 · Go · Github.Com/Usememos/Memos

Published 2025-09-04 · Updated 2025-09-04

OSV

CVSS v3.1

5.4

Medium

Base vector

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

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.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

GHSA-CGRG-86M5-XM4W

Affected Products

Github.Com/Usememos/Memos

References · 6

• https://osv.dev/vulnerability/GHSA-cgrg-86m5-xm4w · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-56761 · Security Note
• https://github.com/usememos/memos · Note
• https://github.com/usememos/memos/blob/v0.24.4/server/router/api/v1/resource_service.go#L48 · Note
• https://github.com/usememos/memos/blob/v0.24.0/server/router/api/v1/user_service.go#L147 · Note
• https://sonarsource.com/blog/securing-go-applications-with-sonarqube-real-world-examples · Note