Cross-Site Scripting Vulnerability in Frappe Learning Management System
CVE-2026-39375

5.1MEDIUM

Key Information:

Vendor

Frappe

Status
Lms
Vendor
CVE Published:
30 October 2026

What is CVE-2026-39375?

Frappe Learning Management System (LMS) prior to version 2.52.0 is susceptible to stored cross-site scripting (XSS) attacks. Authenticated users with editing roles in the Course Management module can inject malicious JavaScript into meta tag fields. These injected scripts are stored without proper HTML sanitization and executed when rendered, posing a significant security threat to users accessing the affected courses. The issue has been addressed in version 2.52.0.

Affected Version(s)

lms < 2.52.0

References

https://github.com/frappe/lms/security/advisories/GHSA-9f...
x_refsource_CONFIRM
https://github.com/frappe/lms/commit/cd6aca25f7d284256607...
x_refsource_MISC
https://github.com/frappe/lms/commit/f244a6c9ff6e0b104fec...
x_refsource_MISC

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.