CVE-2025-9670

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 v3 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

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

Configurations

No configuration.

History

29 Aug 2025, 19:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-08-29 19:15

Updated : 2025-09-02 15:55

NVD link : CVE-2025-9670

Mitre link : CVE-2025-9670

CVE.ORG link : CVE-2025-9670

JSON object : View

Products Affected

No product.

CWE

CWE-400

Uncontrolled Resource Consumption

CWE-1333

Inefficient Regular Expression Complexity

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