CVE-2023-42346 Details
Description
Alkacon OpenCms before 16 allows XXE when the <!DOCTYPE> refers to an external host.
A vulnerability allowing injection into Apache Solr has been identified in Alkacon OpenCms versions prior to 16. This issue arises from improper handling of XML data, specifically XML External Entity (XXE) processing, which can be exploited to read sensitive files from the server.
Users are advised to update to OpenCms version 16 or later, where this vulnerability has been patched.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed May 8, 2026CISA-ADP
Assessed May 11, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://labs.watchtowr.com/xxe-you-can-depend-on-me-opencms/ | [email protected] | BundleExploitRemedyTechnical Analysis |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-611 | Improper Restriction of XML External Entity Reference | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| Alkacon OpenCms | >= 9, < 10.5.1 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 11, 2026 | CVE Modified | CISA-ADP |
| May 8, 2026 | New CVE Received | [email protected] |