Aiohttp
49 CVEs tracked. None of them is in CISA KEV.
This hub aggregates every CVE we track for Aiohttp, a product in the oss libraries space. Use it to gauge the current risk picture and drill into individual advisories.
Aiohttp CVEs per month
| Month | CVEs |
|---|---|
| 2024-10 | 0 |
| 2024-11 | 2 |
| 2024-12 | 0 |
| 2025-01 | 0 |
| 2025-02 | 0 |
| 2025-03 | 0 |
| 2025-04 | 0 |
| 2025-05 | 0 |
| 2025-06 | 0 |
| 2025-07 | 1 |
| 2025-08 | 0 |
| 2025-09 | 0 |
| 2025-10 | 0 |
| 2025-11 | 0 |
| 2025-12 | 0 |
| 2026-01 | 8 |
| 2026-02 | 0 |
| 2026-03 | 0 |
| 2026-04 | 10 |
| 2026-05 | 0 |
| 2026-06 | 11 |
| 2026-07 | 1 |
| 2026-08 | 2 |
| 2026-09 | 0 |
Severity
How the 49 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.
- Critical1
- High22
- Medium20
- Low2
Latest CVEs
The 15 most recently published vulnerabilities affecting Aiohttp.
- CVE-2026-69244AIOHTTP: Out-of-bounds heap read in C HTTP response parser error path (malformed chunked response)—
- CVE-2026-69243AIOHTTP: HTTP request smuggling via WebSocket upgrade—
- CVE-2026-59881AIOHTTP: WebSocket client accepts compressed frames without negotiated permessage-deflate—
- CVE-2026-54273AIOHTTP: HTTP/1 Pipelined Requests Queue Without Limit7.5
- CVE-2026-54280AIOHTTP: Payload Response Resources Are Not Closed After Mid-Body Disconnect7.5
- CVE-2026-54278AIOHTTP: Unread Compressed Request Bodies Bypass client_max_size During Cleanup7.5
- CVE-2026-54277AIOHTTP: C HTTP Parser Bypasses max_line_size for Fragmented Lines7.5
- CVE-2026-54276AIOHTTP: DigestAuthMiddleware Applies Credentials to Cross-Origin Redirect Challenges6.1
- CVE-2026-54275AIOHTTP: TLS Server Hostname Override Is Ignored When Reusing HTTPS Connections7.5
- CVE-2026-54274AIOHTTP: Incomplete websocket frame payloads bypass memory limits7.5
- CVE-2026-54279AIOHTTP: Host-Only Cookies Become Domain Cookies After CookieJar Persistence7.5
- CVE-2026-50269AIOHTTP: CRLF injection in multipart headers7.5
- CVE-2026-47265AIOHTTP vulnerable to cross-origin redirect with per-request cookies7.5
- CVE-2026-34993AIOHTTP Vulnerable to Deserialization of Untrusted Data6.4
- CVE-2026-34525AIOHTTP: Duplicate Host header accepted5.3
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