body-parser vulnerable to denial of service when url encoding is used
Vulnerability Description
body-parser 2.2.0 is vulnerable to denial of service due to inefficient handling of URL-encoded bodies with very large numbers of parameters. An attacker can send payloads containing thousands of parameters within the default 100KB request size limit, causing elevated CPU and memory usage. This can lead to service slowdown or partial outages under sustained malicious traffic. This issue is addressed in version 2.2.1.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2025-13466
Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Phillip Barta
- Sebastian Beltran
- Ulises Gascón
- Chris de Almeida
- Jean Burellier
Affected Vendor
body-parser
View all reports →