CVE-2026-61399

medium Apache
CVSS v3 Base Score
4.8
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
EPSS Score
0.3%
Exploitation probability in 30 days
Top 80% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Published: August 21, 2026 (16 days ago)
Last Modified: August 27, 2026
Vendor: Apache
Source: NVD

Description

Improper Encoding or Escaping of Output vulnerability in Apache CloudStack's UI while using Lock User Functionality. This issue affects Apache CloudStack: from 4.20.0.0 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.

CWE

CWE-116

Affected Products

apache cloudstack

References