PT-2025-35797 · Memos · Memos

Yaniv Nizry · Published 2025-09-03 · Updated 2025-09-22 · CVE-2025-56761

Positive Technologies (AI Summary)

CVSS v3.1

5.4

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Memos version 0.22

Description Memos version 0.22 is susceptible to Stored Cross-Site Scripting (XSS) through the upload attachment and user avatar features. The software does not validate the content type of uploaded data before serving it, potentially allowing an authenticated attacker to elevate privileges when the stored XSS is viewed by an administrator.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-56761

GHSA-CGRG-86M5-XM4W

GO-2025-3937

OPENSUSE-SU-2025:15538-1

SUSE-SU-2025:03289-1

Affected Products

Memos

References · 51

• https://osv.dev/vulnerability/GO-2025-3937 · Vendor Advisory
• https://sonarsource.com/blog/securing-go-applications-with-sonarqube-real-world-examples · Patch
• https://osv.dev/vulnerability/GHSA-cgrg-86m5-xm4w · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-56761 · Security Note
• https://osv.dev/vulnerability/CVE-2025-56761 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2025:15538-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:03289-1 · Vendor Advisory
• https://github.com/usememos/memos · Note
• https://github.com/usememos/memos/blob/v0.24.0/server/router/api/v1/user_service.go#L147 · Note
• https://github.com/usememos/memos/blob/v0.24.4/server/router/api/v1/resource_service.go#L48 · Note
• https://suse.com/security/cve/CVE-2025-7445 · Note
• https://suse.com/security/cve/CVE-2025-9076 · Note
• https://suse.com/security/cve/CVE-2025-54123 · Note
• https://github.com/advisories/GHSA-cgrg-86m5-xm4w · Note
• https://suse.com/security/cve/CVE-2025-58063 · Note