CVE-2026-39405: CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in frappe lms
A path traversal vulnerability (CWE-22) exists in Frappe Learning Management System (LMS) versions 2.50.0 and below. A user with the course editing role could upload a SCORM ZIP package that writes files outside the intended directory. This vulnerability allows unauthorized file writes beyond restricted directories. The issue is resolved in version 2.50.1.
AI Analysis
Technical Summary
CVE-2026-39405 is a critical path traversal vulnerability in Frappe LMS (versions ≤ 2.50.0) where users with course editing privileges can upload SCORM ZIP packages that write files outside the designated directory. This improper limitation of pathname allows potential unauthorized file system modifications. The vulnerability has a CVSS 4.0 base score of 9.4, indicating critical severity. The flaw was fixed in version 2.50.1.
Potential Impact
Exploitation allows a user with course editing privileges to write files outside the intended directory, potentially leading to unauthorized file system modifications. This can compromise system integrity and confidentiality depending on the files written and system configuration.
Mitigation Recommendations
Upgrade Frappe LMS to version 2.50.1 or later, where this vulnerability has been fixed. Users should ensure they do not use affected versions (2.50.0 and below). No other mitigation is indicated by the vendor advisory.
CVE-2026-39405: CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in frappe lms
Description
A path traversal vulnerability (CWE-22) exists in Frappe Learning Management System (LMS) versions 2.50.0 and below. A user with the course editing role could upload a SCORM ZIP package that writes files outside the intended directory. This vulnerability allows unauthorized file writes beyond restricted directories. The issue is resolved in version 2.50.1.
CVSS v4.0
Score 9.4critical
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-39405 is a critical path traversal vulnerability in Frappe LMS (versions ≤ 2.50.0) where users with course editing privileges can upload SCORM ZIP packages that write files outside the designated directory. This improper limitation of pathname allows potential unauthorized file system modifications. The vulnerability has a CVSS 4.0 base score of 9.4, indicating critical severity. The flaw was fixed in version 2.50.1.
Potential Impact
Exploitation allows a user with course editing privileges to write files outside the intended directory, potentially leading to unauthorized file system modifications. This can compromise system integrity and confidentiality depending on the files written and system configuration.
Mitigation Recommendations
Upgrade Frappe LMS to version 2.50.1 or later, where this vulnerability has been fixed. Users should ensure they do not use affected versions (2.50.0 and below). No other mitigation is indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitHub_M
- Date Reserved
- 2026-04-07T00:23:30.594Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a0e173eba1db47362a37ea8
Added to database: 05/20/2026, 20:19:10 UTC
Last enriched: 05/27/2026, 20:57:00 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 116
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