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Vulnerability record · CVE-2024-43796 · published 10 September 2024

CVE-2024-43796: Openjsf express cross-site scripting vulnerability

Openjsf · Express

Express.js minimalist web framework for node. In express < 4.20.0, passing untrusted user input - even after sanitizing it - to response.redirect() may execute untrusted code. This issue is patched in express 4.20.0.

4.7 CVSS 3.1 Medium EPSS 0.49% · top 60.6% CWE-79 · Cross-site scripting
4.7CVSS 3.1 base score
0.49%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Express.js minimalist web framework for node. In express < 4.20.0, passing untrusted user input - even after sanitizing it - to response.redirect() may execute untrusted code. This issue is patched in express 4.20.0.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/expressjs/express/commit/54271f69b511fea198471e6ff3400ab805d6b553 Patch
https://github.com/expressjs/express/security/advisories/GHSA-qw6h-vgh9-j6wx Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2024-43796), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.