CVE-2023-42346

HIGH

Alkacon OpenCms < 16 - XML External Entity Injection

Title source: manual
STIX 2.1

Description

Alkacon OpenCms before 16 allows XXE when the <!DOCTYPE> refers to an external host.

References (1)

Core 1

Scores

CVSS v3 7.5
EPSS 0.0023
EPSS Percentile 13.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-611
Status published
Products (1)
org.opencms/opencms-core 0 - 16.0Maven
Published May 08, 2026
Tracked Since May 08, 2026