CVE-2026-61399: CWE-116 Improper Encoding or Escaping of Output in Apache Software Foundation Apache CloudStack
CVE-2026-61399 is an improper encoding or escaping of output vulnerability in the Apache CloudStack UI related to the Lock User functionality. It affects versions from 4.20.0.0 through 4.20.3.0 and 4.21.0.0 through 4.22.1.0. The issue is fixed in versions 4.20.3.1 and 4.22.1.1 or later.
AI Analysis
Technical Summary
This vulnerability (CWE-116) in Apache CloudStack involves improper encoding or escaping of output in the user interface when using the Lock User functionality. This could lead to potential security issues related to output handling. The affected versions include 4.20.0.0 through 4.20.3.0 and 4.21.0.0 through 4.22.1.0. The vendor has addressed the issue in versions 4.20.3.1 and 4.22.1.1 and later.
Potential Impact
The vulnerability could allow improper handling of output data in the UI, potentially leading to security risks such as injection or cross-site scripting if exploited. However, no known exploits are reported in the wild. The impact is limited to affected versions of Apache CloudStack UI during the Lock User operation.
Mitigation Recommendations
Users should upgrade Apache CloudStack to version 4.20.3.1, 4.22.1.1, or later to remediate this vulnerability. No other mitigation guidance is provided. Patch status is confirmed by the vendor advisory indicating fixed versions.
CVE-2026-61399: CWE-116 Improper Encoding or Escaping of Output in Apache Software Foundation Apache CloudStack
Description
CVE-2026-61399 is an improper encoding or escaping of output vulnerability in the Apache CloudStack UI related to the Lock User functionality. It affects versions from 4.20.0.0 through 4.20.3.0 and 4.21.0.0 through 4.22.1.0. The issue is fixed in versions 4.20.3.1 and 4.22.1.1 or later.
Affected software
pkg:maven/org.apache.cloudstack/cloudstackRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-116) in Apache CloudStack involves improper encoding or escaping of output in the user interface when using the Lock User functionality. This could lead to potential security issues related to output handling. The affected versions include 4.20.0.0 through 4.20.3.0 and 4.21.0.0 through 4.22.1.0. The vendor has addressed the issue in versions 4.20.3.1 and 4.22.1.1 and later.
Potential Impact
The vulnerability could allow improper handling of output data in the UI, potentially leading to security risks such as injection or cross-site scripting if exploited. However, no known exploits are reported in the wild. The impact is limited to affected versions of Apache CloudStack UI during the Lock User operation.
Mitigation Recommendations
Users should upgrade Apache CloudStack to version 4.20.3.1, 4.22.1.1, or later to remediate this vulnerability. No other mitigation guidance is provided. Patch status is confirmed by the vendor advisory indicating fixed versions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-07-09T08:10:28.174Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a88309facd9273b4907b8a1
Added to database: 08/21/2026, 11:03:59 UTC
Last enriched: 08/21/2026, 11:06:53 UTC
Last updated: 08/21/2026, 21:51:58 UTC
Views: 6
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