CVE-2026-65613: CWE-200 Exposure of Sensitive Information to an Unauthorized Actor in Apache Software Foundation Apache CloudStack
Description
CVE-2026-65613 is a vulnerability in Apache CloudStack's Webhook module that allows exposure of sensitive information to unauthorized actors during listing and deleting deliveries. It affects versions from 4.20.0.0 through 4.20.3.0 and from 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. The vulnerability has a medium severity with a CVSS score of 4.3.
CVSS v3.1
Score 4.3medium
Affected software
Apache Software Foundation
Apache CloudStack
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-65613) in Apache CloudStack's Webhook module involves exposure of sensitive information to unauthorized actors when listing and deleting webhook deliveries. The affected versions include 4.20.0.0 through 4.20.3.0 and 4.21.0.0 through 4.22.1.0. The vulnerability is classified under CWE-200 (Exposure of Sensitive Information) and CWE-284 (Improper Access Control). A fix is available in Apache CloudStack versions 4.20.3.1 and 4.22.1.1 or later.
Potential Impact
The vulnerability allows unauthorized actors to access sensitive information within the Webhook module of Apache CloudStack. This could lead to information disclosure but does not impact integrity or availability. The CVSS 3.1 base score is 4.3 (medium), reflecting network attack vector, low attack complexity, low privileges required, no user interaction, and limited confidentiality impact.
Mitigation Recommendations
Users should upgrade affected Apache CloudStack installations to version 4.20.3.1 or 4.22.1.1 or later to remediate this vulnerability. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-07-22T11:23:32.148Z
- State
- PUBLISHED
Threat ID: 6a88309facd9273b4907b8a9
Added to database: 08/21/2026, 11:03:59 UTC
Last enriched: 09/11/2026, 03:03:48 UTC
Last updated: 10/06/2026, 18:48:24 UTC
Views: 71
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