CVE-2026-14699
zcaceres markdownify-mcp Markdownify.ts assertPathAllowed symlink
- State
- Published
- Severity
- 4.8 Medium
- Published
- Jul 5, 2026
- Updated
- Jul 6, 2026
- Reserved
- Jul 4, 2026
Description
A weakness has been identified in zcaceres markdownify-mcp up to 1.1.0. The affected element is the function assertPathAllowed of the file src/Markdownify.ts. Executing a manipulation can lead to symlink following. The attack can only be executed locally. The pull request to fix this issue awaits acceptance.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 4.8 Medium | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X | VulDB |
| 3.1 | 3.3 Low | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:X/RL:X/RC:R | VulDB |
| 3.0 | 3.3 Low | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:X/RL:X/RC:R | VulDB |
| 2.0 | 1.7 Low | AV:L/AC:L/Au:S/C:P/I:N/A:N/E:ND/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
markdownify-mcpzcaceres |
|
References
- VDB-376295 | zcaceres markdownify-mcp Markdownify.ts assertPathAllowed symlinkvdb-entrytechnical-description
- VDB-376295 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-14699 | CVE Analysis and Reportthird-party-advisory
- Submit #846864 | zcaceres markdownify-mcp / mcp-markdownify-server up to 1.1.0 CWE-59: Improper Link Resolution Before File Access ('Link Follothird-party-advisory
- https://github.com/zcaceres/markdownify-mcp/issues/108issue-tracking
- https://github.com/zcaceres/markdownify-mcp/pull/109issue-trackingpatch
- https://github.com/zcaceres/markdownify-mcp/product
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.