markdown-it 14.1.0 lib/renderer.mjs cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability was found in markdown-it 14.1.0. It has been rated as problematic. Affected is an unknown function in the library lib/renderer.mjs. The manipulation leads to cross site scripting. This vulnerability is uniquely identified as CVE-2025-7969. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in markdown-it 14.1.0. It has been rated as problematic. This issue affects an unknown function in the library lib/renderer.mjs. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. The summary by CVE is:

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in markdown-it allows Cross-Site Scripting (XSS). This vulnerability is associated with program files lib/renderer.mjs. This issue affects markdown-it: 14.1.0. NOTE: the Supplier does not consider this issue to be a vulnerability.

The advisory is shared at fluidattacks.com. The identification of this vulnerability is CVE-2025-7969 since 07/21/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 260188 (Linux Distros Unpatched Vulnerability : CVE-2025-7969), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (260188) and EUVD (EUVD-2025-25465). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔒

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 260188
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2025-7969

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

07/21/2025 CVE reserved
08/21/2025 +31 days Advisory disclosed
08/21/2025 +0 days VulDB entry created
12/23/2025 +124 days VulDB entry last update

Sourcesinfo

Advisory: fluidattacks.com
Status: Not defined

CVE: CVE-2025-7969 (🔒)
GCVE (CVE): GCVE-0-2025-7969
GCVE (VulDB): GCVE-100-320957
EUVD: 🔒

Entryinfo

Created: 08/21/2025 19:36
Updated: 12/23/2025 02:41
Changes: 08/21/2025 19:36 (64), 08/21/2025 20:20 (1), 08/25/2025 09:30 (1), 09/02/2025 05:31 (2), 12/23/2025 02:41 (12)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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