CVE-2025-29512: nodebb XSS (CVSS 6.1)

Description

Cross-Site Scripting (XSS) vulnerability in NodeBB v4.0.4 and before allows remote attackers to store arbitrary code and potentially render the blacklist IP functionality unusable until content is removed via the database.

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CVSS v3.1 Score

6.1

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
nodebb	nodebb	< 4.0.4

References

Other References

http://nodebb.com https://www.tonysec.com/posts/cve-2025-29512/

Frequently Asked Questions

What is CVE-2025-29512? +

Cross-Site Scripting (XSS) vulnerability in NodeBB v4.0.4 and before allows remote attackers to store arbitrary code and potentially render the blacklist IP functionality unusable until content is removed via the database. It has a CVSS v3.1 base score of 6.1 (MEDIUM).

How severe is CVE-2025-29512? +

CVE-2025-29512 has a CVSS v3.1 score of 6.1 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-29512? +

CVE-2025-29512 affects products from nodebb, specifically: nodebb. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-29512? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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