CVE-2026-66676: CWE-862 Missing Authorization in MatrixAddons Easy Invoice
Unauthenticated Broken Access Control in Easy Invoice <= 2.3.8 versions.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-862 (Missing Authorization), affects Easy Invoice versions <= 2.3.8 by allowing unauthenticated users to bypass access controls. The CVSS 3.1 base score is 5.3, reflecting a network attack vector with low complexity and no privileges or user interaction required. The impact is limited to confidentiality loss, with no integrity or availability impact reported. No known exploits are currently in the wild, and no vendor patch or advisory information is provided.
Potential Impact
The vulnerability allows unauthenticated attackers to bypass authorization controls, potentially exposing sensitive information. There is no reported impact on data integrity or system availability. The confidentiality impact is limited, consistent with the CVSS vector indicating low severity.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict access to Easy Invoice interfaces and monitor for unusual access patterns. Avoid exposing the affected versions to untrusted networks.
CVE-2026-66676: CWE-862 Missing Authorization in MatrixAddons Easy Invoice
Description
Unauthenticated Broken Access Control in Easy Invoice <= 2.3.8 versions.
CVSS v3.1
Score 5.3medium
Affected software
MatrixAddons
Easy Invoice
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CWE-862 (Missing Authorization), affects Easy Invoice versions <= 2.3.8 by allowing unauthenticated users to bypass access controls. The CVSS 3.1 base score is 5.3, reflecting a network attack vector with low complexity and no privileges or user interaction required. The impact is limited to confidentiality loss, with no integrity or availability impact reported. No known exploits are currently in the wild, and no vendor patch or advisory information is provided.
Potential Impact
The vulnerability allows unauthenticated attackers to bypass authorization controls, potentially exposing sensitive information. There is no reported impact on data integrity or system availability. The confidentiality impact is limited, consistent with the CVSS vector indicating low severity.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict access to Easy Invoice interfaces and monitor for unusual access patterns. Avoid exposing the affected versions to untrusted networks.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Patchstack
- Date Reserved
- 2026-07-27T14:00:57.628Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6aabebe755bf5e2cf5704899
Added to database: 09/17/2026, 13:32:23 UTC
Last enriched: 09/17/2026, 13:47:28 UTC
Last updated: 09/18/2026, 01:29:00 UTC
Views: 9
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