CVE•Published 2026-08-21•Modified 2026-08-27•0 articles on news•4 live references•NVD data

CVE-2026-59654Apache · Cloudstack

Vulnerability data via NVD (ingested)

CVSS v3.1

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS percentile

Exploit Prediction Scoring System · top 87% of all CVEs

Weaknesses (CWE)

CWE-772Missing Release of Resource after Effective Lifetime

Description

Missing Release of Resource after Effective Lifetime vulnerability in Apache CloudStack's scoped global configuration functionality. It affects different modules and plugins of the CloudStack management server, including Quota, Host-HA, etc., and may lead to eventual denial of service (DoS) scenario for the management server. This issue affects Apache CloudStack: from 4.7.0 through 4.20.3.0 and from 4.21.0.0 through 4.22.1.0. Users are recommended to upgrade to version 4.20.3.1 or 4.22.1.1 or later, which fixes the issue.

Timeline

Published 2026-08-21

Modified 2026-08-27

External references

NVD MITRE Exploit-DB VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2026-59654

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Apache Cloudstack"

All exposed Apache Cloudstack instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Cloudstack"

HTTP body or banner mentions "Cloudstack" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-59654