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Aio-libs

Aio-libs Aiohttp: vulnerabilities and CVEs

Aio-libs Aiohttp has 4 published vulnerabilities, 4 of them in the last 12 months. 0 are rated critical and 0 are listed by CISA as actively exploited.

CVEs4
Last 12 months4
Critical0
Actively exploited0

All vulnerabilities in the catalogue →⭐ Follow this technology

Latest vulnerabilities

CVESeverityEPSSActive exploitationPublishedDescription
CVE-2026-111750Medium (6.3)0.30%—Oct 19, 2026
AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.4, the pure Python parser accepts ambiguous HTTP request framing. An unauthenticated attacker can consequently smuggle…
CVE-2026-111749Low (2.3)0.29%—Oct 19, 2026
AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.4, Host-Only scope on an existing parent-domain cookie can be removed by a subdomain. A user who accesses an untrusted…
CVE-2026-111066High (8.2)0.38%—Oct 19, 2026
AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. From 2.0.0 until 3.14.4, multipart request processing can retain an unbounded number of open file descriptors. An unauthenticated attacker…
CVE-2026-111063Medium (6.3)0.22%—Oct 19, 2026
AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Prior to 3.14.4, the Secure attribute for a shared cookie is not enforced. An attacker can consequently cause a shared cookie marked Secure…

🎯 How it gets exploited (ATT&CK techniques)

  1. T1190 Exploit Public-Facing Application3
  2. T1203 Exploitation for Client Execution1
  3. T1499 Endpoint Denial of Service1
  4. T1539 Steal Web Session Cookie1

Number of CVEs of this technology mapped to each exploitation or primary-impact technique.

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