medium4.0
CVE-2025-32996
http-proxy-middleware can call writeBody twice because "else if" is not used
Impact
In http-proxy-middleware before 2.0.8 and 3.x before 3.0.4, writeBody can be called twice because "else if" is not used.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| npm | http-proxy-middleware | >= 3.0.0, < 3.0.4 | 3.0.4 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Chimurai | Http-Proxy-Middleware | before 2.0.8 from 3.0.0 before 3.0.4 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/chimurai/http-proxy-middleware/commit/020976044d113fc0bcbbaf995e91d05e2829a145
- https://github.com/chimurai/http-proxy-middleware/pull/1089
- https://github.com/chimurai/http-proxy-middleware/releases/tag/v2.0.8
- https://github.com/chimurai/http-proxy-middleware/releases/tag/v3.0.4
- https://github.com/advisories/GHSA-4www-5p9h-95mh
- https://nvd.nist.gov/vuln/detail/CVE-2025-32996