GHSA-9xw5-w5jj-pvcg
AIOHTTP: File descriptor exhaustion in multipart requests
At a glance
- Published
- Updated
- CVE
- CVE-2026-111066
- CVSS_V4
- CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Description
### Summary An attacker can exhaust file descriptors with specially crafted multipart requests. ### Impact If a handler uses `Request.post()`, it may be possible for an attacker to use an unlimited number of file descriptors, potentially resulting in resource exhaustion.
Affected packages
| Package | Versions |
|---|---|
| PyPI · aiohttp | introduced 2.0.0, fixed 3.14.4 |
References
- https://github.com/aio-libs/aiohttp/security/advisories/GHSA-9xw5-w5jj-pvcg WEB
- https://nvd.nist.gov/vuln/detail/CVE-2026-111066 ADVISORY
- https://github.com/aio-libs/aiohttp/commit/2d94633b7f1b4c1ba07d647b629a8440652b2d09 WEB
- https://github.com/aio-libs/aiohttp PACKAGE
- https://github.com/aio-libs/aiohttp/releases/tag/v3.14.4 WEB
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — GitHub Advisory Database |