CVE-2025-56761 – github.com/usememos/memos

Package

Manager: go
Name: github.com/usememos/memos
Vulnerable Version: >=0 <=0.22.0

Severity

Level: Medium

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N

EPSS: 0.00029 pctl0.06429

Details

Memos Vulnerable to Stored Cross-Site Scripting 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.

Metadata

Created: 2025-09-04T15:30:28Z
Modified: 2025-09-05T15:33:48Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/09/GHSA-cgrg-86m5-xm4w/GHSA-cgrg-86m5-xm4w.json
CWE IDs: ["CWE-79"]
Alternative ID: GHSA-cgrg-86m5-xm4w
Finding: F425
Auto approve: 1