CVE-2026-14702

LOW

zcaceres markdownify-mcp webpage-to-markdown Markdownify.ts saveToTempFile random values

Title source: cna
STIX 2.1

Description

A flaw has been found in zcaceres markdownify-mcp up to 1.1.0. This impacts the function saveToTempFile of the file src/Markdownify.ts of the component webpage-to-markdown/youtube-to-markdown/bing-search-to-markdown. This manipulation causes insufficiently random values. The attack is restricted to local execution. A high degree of complexity is needed for the attack. The exploitability is said to be difficult. The exploit has been published and may be used. The pull request to fix this issue awaits acceptance.

References (7)

Core 7
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-376298 | zcaceres markdownify-mcp webpage-to-markdown Markdownify.ts saveToTempFile random values
https://vuldb.com/vuln/376298
Signature, Permissions Required signature permissions-required
VDB-376298 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/376298/cti
Third Party Advisory third-party-advisory
CVE-2026-14702 | CVE Analysis and Report
https://vuldb.com/cve/CVE-2026-14702
Third Party Advisory third-party-advisory
Submit #846942 | zcaceres markdownify-mcp / mcp-markdownify-server up to 1.1.0 CWE-59: Improper Link Resolution Before File Access ('Link Follo
https://vuldb.com/submit/846942

Scores

CVSS v3 2.5
EPSS 0.0011
EPSS Percentile 1.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-310 CWE-330
Status published
Products (2)
zcaceres/markdownify-mcp 1.0
zcaceres/markdownify-mcp 1.1.0
Published Jul 05, 2026
Tracked Since Jul 05, 2026