Medium severity · published Sep 10, 2024
CVE-2024-43796
express vulnerable to XSS via response.redirect()
4.7
CVSS
0.5%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 42% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EX
express · expressjs
< 4.20.0; >= 5.0.0-alpha.1, < 5.0.0 · source: vendor, NVD