CVE-2026-46546
Frappe LMS: HTML injection in user-controlled metadata
Description
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.
INFO
Published Date :
June 10, 2026, 1:16 a.m.
Last Modified :
July 23, 2026, 9:10 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | LOW | [email protected] |
Solution
- Update Frappe LMS to version 2.53.0.
- Apply security patches promptly.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-46546.
| URL | Resource |
|---|---|
| https://github.com/frappe/lms/security/advisories/GHSA-2x47-gr9q-w6fv | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-46546 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-46546
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-46546 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-46546 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Translated by [email protected]
Jul. 23, 2026
Action Type Old Value New Value Added Translation Title: LMS de Frappe, Description: Frappe Learning Management System (LMS) es un sistema de aprendizaje que ayuda a los usuarios a estructurar su contenido. Antes de la versión 2.53.0, un usuario autenticado podía proporcionar contenido especialmente diseñado en ciertos campos editables por el usuario que, al aparecer en los metadatos de la página, hacía que los navegadores de los visitantes navegaran a una URL elegida por el atacante. Este problema ha sido parcheado en la versión 2.53.0. -
Initial Analysis by [email protected]
Jul. 09, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Added CWE CWE-79 Added CPE Configuration OR *cpe:2.3:a:frappe:learning:*:*:*:*:*:*:*:* versions up to (excluding) 2.52.0 Added Reference Type GitHub, Inc.: https://github.com/frappe/lms/security/advisories/GHSA-2x47-gr9q-w6fv Types: Vendor Advisory -
CVE Modified by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'frappe', 'product': 'lms', 'versions': [{'status': 'affected', 'version': '< 2.53.0'}]}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-46546', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-06-10T16:54:45.749458Z'} -
New CVE Received by [email protected]
Jun. 10, 2026
Action Type Old Value New Value Added Description 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. Added CVSS V4.0 AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-74 Added Reference https://github.com/frappe/lms/security/advisories/GHSA-2x47-gr9q-w6fv