CVE-2025-9670

MEDIUM EPSS 36.6%
Published Aug 29, 202510mo ago · Modified Jun 17, 20262w ago
5.5 CVSS 4.0
Medium
Find Similar
Published Aug 29, 2025 10mo ago
Last Modified Jun 17, 2026 2w ago

Description

A security flaw has been discovered in mixmark-io turndown up to 7.2.1. This affects an unknown function of the file src/commonmark-rules.js. Performing manipulation results in inefficient regular expression complexity. It is possible to initiate the attack remotely. The exploit has been released to the public and may be exploited.

CVSS Details

Base Score
5.5
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/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
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
36.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 2

CWE-1333
CWE-400 Uncontrolled Resource Consumption Resource Mgmt

References 5

  • github.com https://github.com/mixmark-io/turndown/issues/501
  • github.com https://github.com/mixmark-io/turndown/issues/501#issue-3336342088
  • vuldb.com https://vuldb.com/?ctiid.321880
  • vuldb.com https://vuldb.com/?id.321880
  • vuldb.com https://vuldb.com/?submit.637911

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.