CVE-2026-54591: asyncssh < 2.23.1

CVE-2026-54591. CVSS 3.1 base score 8.1 (HIGH, Vendor/CNA). EPSS 0.00492 (percentile 0.4145), scored 24-Oct-2026.

Affected technology

asyncssh · < 2.23.1
ronf

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · User interaction required

What an attacker can do

Vendor/CNA’s CVSS 3.1 assessment (base score 8.1/10) rates confidentiality impact as none; integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 25-Oct-2026 19:51 UTC

CWE: CWE-22
CCR priority: 32.5 /100 (P4)
CVSS 3.1: 8.1 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H · Vendor/CNA
EPSS: 0.00492 · percentile 0.42013 · 2026-10-25
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-25 19:52:47.952465+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-25 19:51:06.643138+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-54591.html