What is CVE-2026-46546?

CVE-2026-46546 is a medium-severity vulnerability in Frappe Learning, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 5.4/10. Published 2026-06-10.

How severe is CVE-2026-46546?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Frappe Learning

CVE-2026-46546

Frappe Learning Management System (LMS) is a learning system that helps users structure their content. Prior to version 2.53.0, an authenticated user could supply specially crafted content in certain user-editable fields that, when surfaced in page metadata, caused visitors' browsers to navigate to an attacker-chosen URL. This issue has been patched in version 2.53.0.

Published 2026-06-10 · last modified 2026-07-23.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (12.5th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 13th percentile — 12.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.001

Affected products

Frappe Learning
Frappe Lms — versions < 2.53.0

Weakness classification (CWE)

References

github.com/frappe/lms/security/advisories/GHSA-2x47-gr9q-w6fv (Vendor Advisory)

Frequently asked questions

What is CVE-2026-46546?: CVE-2026-46546 is a medium-severity vulnerability in Frappe Learning, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 5.4/10. Published 2026-06-10.
How severe is CVE-2026-46546?: Medium severity. CVSS v3 base score is 5.4 out of 10.