CVE-2023-42344

Published May 8, 2026 CVSS 3.1 · 7.3 High EPSS 2.3% KEV · Not listed
Description
Alkacon OpenCms before 10.5.1 allows remote unauthenticated attackers to obtain sensitive information via a cmis-online/query XXE attack on a Chemistry servlet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-rcc6-6q2f-m2cw Alkacon OpenCms allows remote unauthenticated attackers to obtain sensitive information
History
Type Values Removed Values Added
Title Remote XXE Vulnerability in Alkacon OpenCms Chemistry Servlet
Type Values Removed Values Added
Title Remote XXE Vulnerability in Alkacon OpenCms Chemistry Servlet
Type Values Removed Values Added
Title Remote unauthenticated XXE disclosure in Alkacon OpenCms Chemistry servlet
Type Values Removed Values Added
Title Remote unauthenticated XXE disclosure in Alkacon OpenCms Chemistry servlet
Type Values Removed Values Added
Title Remote Unauthenticated XXE in Alkacon OpenCms Chemistry Servlet
Type Values Removed Values Added
Title Remote Unauthenticated XXE in Alkacon OpenCms Chemistry Servlet
Type Values Removed Values Added
First Time appeared Alkacon
Alkacon opencms
Vendors & Products Alkacon
Alkacon opencms
Type Values Removed Values Added
Title Remote Information Disclosure via XXE in Alkacon OpenCms Chemistry Servlet
Type Values Removed Values Added
Title Remote Information Disclosure via XXE in Alkacon OpenCms Chemistry Servlet
Type Values Removed Values Added
Title XXE Vulnerability in Alkacon OpenCms Allowing Remote Retrieval of Sensitive Information
Type Values Removed Values Added
References
Metrics cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title XXE Vulnerability in Alkacon OpenCms Allowing Remote Retrieval of Sensitive Information
Weaknesses CWE-611
Type Values Removed Values Added
Description Alkacon OpenCms before 10.5.1 allows remote unauthenticated attackers to obtain sensitive information via a cmis-online/query XXE attack on a Chemistry servlet.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
May 8, 2026, 2:36 PM
Reserved
Sep 8, 2023, 12:00 AM
Status
Deferred
Published
May 8, 2026, 5:16 AM
Modified
Oct 28, 2026, 7:10 PM