P4Verified

CVE-2025-66171: cloudstack from 4.21.0.0 (inclusive), before 4.22.0.1 (exclusive); +1 more affected products

CVE-2025-66171. CVSS 3.1 base score 6.5 (MEDIUM, Source advisory). EPSS 0.0053 (percentile 0.42829), scored 2026-10-05.

Affected technology

cloudstack · from 4.21.0.0 (inclusive), before 4.22.0.1 (exclusive)
apache

Apache CloudStack · 4.21.0.0 through 4.22.0.0
Apache Software Foundation

Component: Not specified by the source

Attack conditions (Source advisory, CVSS 3.1): Network (remote) · Low privileges required · No user interaction required

What an attacker can do

Source advisory’s CVSS 3.1 assessment (base score 6.5/10) rates confidentiality impact as high; integrity and availability impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 2026-10-07 11:52:06.835702+00:00

CWE: CWE-359
CCR priority: 26.1 /100 (P4)
CVSS 3.1: 6.5 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N · Source advisory
EPSS: 0.0053 · percentile 0.42918 · 2026-10-06
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-07 11:53:15.413517+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-07 11:49:32.540646+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-66171.html