SEPTEMBER 25, 2026
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Case File

CVE-2026-25077

HIGH · CVSS 8.8 EPSS 0.73%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-05-08 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.8. It affects Apache. It may lead to a denial-of-service condition.

CVE
CVE-2026-25077
Severity
HIGH
CVSS
8.8
EPSS
0.73%
Apache

Original NVD Description

Account users are allowed by default to register templates to be downloaded directly to the primary storage for deploying instances using the KVM hypervisor. Due to missing file name sanitization, an attacker can register malicious templates to execute arbitrary code on the KVM hosts. This can result in the compromise of resource integrity and confidentiality, data loss, denial of service, and availability of the KVM-based infrastructure managed by CloudStack. Users are recommended to upgrade to Apache CloudStack versions 4.20.3.0 or 4.22.0.1, or later, which fixes this issue.

Related CVEs

Other vulnerabilities affecting the same vendor(s)