CVE-2024-45590
body-parser vulnerable to denial of service when url encoding is enabled
HIGH 8.7EPSS 0.8%
body-parser is Node.js body parsing middleware. body-parser <1.20.3 is vulnerable to denial of service when url encoding is enabled. A malicious actor using a specially crafted payload could flood the server with a large number of requests, resulting in denial of service. This issue is patched in 1.20.3.
- Affected
- expressjs · body-parser
- CVSS v4.0 GitHub
- 8.7 HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N - CVSS v3.1 NVD
- 7.5 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - EPSS
- 0.82% chance of exploitation in the next 30 days, 57th percentile
- Published
- 2024-09-10
Proof-of-concept exploits (2)
- dhruvik-git/CVE-2024-455901★ · 2025-09-02
- Evillm/CVE-2024-45590-PoC0★ · 2026-02-04
Security advisories
- expressjs/body-parser/security/advisories/GHSA-qwcr-r2fm-qrc7
- advisories/GHSA-qwcr-r2fm-qrc7
- expressjs/body-parser/commit/b2695c4450f06ba3b0ccf48d872a229bb41c9bce