CVE-2025-56761

MEDIUM EPSS 14.5%
Published Sep 3, 202510mo ago · Modified Jun 17, 20261w ago
5.4 CVSS 3.1
Medium
Find Similar
Published Sep 3, 2025 10mo ago
Last Modified Jun 17, 2026 1w ago

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 Details

Base Score
5.4
Exploitability
2.3
Impact
2.7
Vector string
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

Threat Intelligence

EPSS Exploit Probability
14.5% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

VendorProductVersionRange
usememosmemos0.22.0any

References 3

  • github.com https://github.com/usememos/memos/blob/v0.24.0/server/router/api/v1/user_service.go#L147
    Product
  • github.com https://github.com/usememos/memos/blob/v0.24.4/server/router/api/v1/resource_service.go#L48
    Product
  • sonarsource.com https://www.sonarsource.com/blog/securing-go-applications-with-sonarqube-real-world-examples/
    ExploitPatchThird Party Advisory

Remediation

  • sonarsource.com https://www.sonarsource.com/blog/securing-go-applications-with-sonarqube-real-world-examples/
    ExploitPatchThird Party Advisory