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P5
CVE-2026-69243: aiohttp < 3.14.2
CVE-2026-69243. EPSS 0.00443 (percentile 0.37488), scored 22-Oct-2026.
Affected technology
aiohttp · < 3.14.2
aio-libs
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required
What an attacker can do
The source says if using the server-side component, an attacker may be able to execute a request smuggling vulnerability using an edge case in the WebSocket upgrade procedure. Vendor/CNA’s CVSS 4.0 assessment (base score 6.3/10) rates confidentiality and availability impact as none; integrity impact as low.
- CWE
- CWE-444
- CCR priority
- 0.1 /100 (P5)
- EPSS
- 0.00443 · percentile 0.37488 · 2026-10-22
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-24 01:40:49.068977+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-69243.html