CVE-2026-111065

Updated on 19 Oct 2026

Severity

6.9 Medium severity

Details

CVSS score
6.9
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Overview

About vulnerability

Summary

An overflow in Max-Age processing can skip closing a connection.

Impact

An attacker may be able to exhaust the connection pool temporarily, until garbage collection resolves the connections.

Details

Affected packages:
aiohttp @ 3.8.1 (+11 more)

Fixes