CVE•Published 2026-08-21•Modified 2026-08-27•1 article on news•6 live references•NVD data
CVE-2026-59799Apache · Cloudstack
Vulnerability data via NVD (ingested)
CVSS v3.1
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
8
Exploit Prediction Scoring System · top 92% of all CVEs
Weaknesses (CWE)
Description
Improper Privilege Management vulnerability in Apache CloudStack's Two-factor authentication plugin allowing bypass of the two-factor authentication disable flow. This issue affects Apache CloudStack: from 4.18.0.0 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
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-2026-59799Hosts 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-2026-59799Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-59799Censys host search filtered to this CVE id.
grep.app
CVE-2026-59799Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-59799GitHub code search for direct mentions.
Google dork
"CVE-2026-59799" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-59799 on GitHub.