Which versions of Markdown It are affected by CVE-2025-7969?

CVE-2025-7969 presents notable security risk, a cross-site scripting vulnerability rated CVSS 6.9. Attackers could inject scripts to steal sessions or perform actions as authenticated users.

Is there a public PoC exploit available for CVE-2025-7969?

Yes, a public proof-of-concept exploit is available for CVE-2025-7969. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2025-7969?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

Markdown It CVE-2025-7969

Q: What is the CVSS score of CVE-2025-7969?

CVE-2025-7969 has a CVSS 4.0 base score of 6.9 (Medium). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/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. EPSS exploitation probability: 0.0%.

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2025-08-21 help@fluidattacks.com

XSS Markdown It Red Hat Suse

6.9

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

6.9 MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/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

SUSE

6.1 MEDIUM

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Red Hat

6.3 MEDIUM

qualitative

Primary rating from NVD.

CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/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

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:08 vuln.today

PoC Detected

Dec 22, 2025 - 19:28 vuln.today

Public exploit code

CVE Published

Aug 21, 2025 - 17:15 nvd

MEDIUM 6.9

DescriptionCVE.org

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.

AnalysisAI

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in markdown-it allows Cross-Site Scripting (XSS). Rated medium severity (CVSS 6.9), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. 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.1.0. NOTE: the Supplier does not consider this issue to be a vulnerability. Affected products include: Markdown-It Project Markdown-It.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

Vendor StatusVendor

SUSE

Severity: Medium

CVE-2025-7969 vulnerability details – vuln.today

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Markdown It CVE-2025-7969

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

RemediationAI

Vendor StatusVendor

SUSE

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External POC / Exploit Code