CVE-2026-14702
zcaceres markdownify-mcp webpage-to-markdown Markdownify.ts saveToTempFile random values
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.
INFO
Published Date :
July 5, 2026, 5:16 a.m.
Last Modified :
July 6, 2026, 7:16 p.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 2.0 | LOW | [email protected] | ||||
| CVSS 3.1 | LOW | [email protected] | ||||
| CVSS 4.0 | LOW | [email protected] |
Solution
- Update zcaceres markdownify-mcp to version 1.1.1 or later.
- Apply the pull request once accepted.
- Review the random value generation logic.
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-2026-14702.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-14702 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-2026-14702
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-2026-14702 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-14702 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 Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jul. 06, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-14702', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-07-06T17:49:37.877689Z'} -
New CVE Received by [email protected]
Jul. 05, 2026
Action Type Old Value New Value Added Affected [{'cpes': ['cpe:2.3:a:zcaceres:markdownify-mcp:*:*:*:*:*:*:*:*'], 'vendor': 'zcaceres', 'modules': ['webpage-to-markdown/youtube-to-markdown/bing-search-to-markdown'], 'product': 'markdownify-mcp', 'versions': [{'status': 'affected', 'version': '1.0'}, {'status': 'affected', 'version': '1.1.0'}]}] Added 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. Added CVSS V4.0 AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/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 CVSS V3.1 AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N Added CVSS V2 (AV:L/AC:H/Au:S/C:P/I:N/A:N) Added CWE CWE-310 Added CWE CWE-330 Added Reference https://github.com/zcaceres/markdownify-mcp/ Added Reference https://github.com/zcaceres/markdownify-mcp/issues/110 Added Reference https://github.com/zcaceres/markdownify-mcp/pull/111 Added Reference https://vuldb.com/cve/CVE-2026-14702 Added Reference https://vuldb.com/submit/846942 Added Reference https://vuldb.com/vuln/376298 Added Reference https://vuldb.com/vuln/376298/cti