# Alkacon vulnerabilities

Source: https://junglewise.ai/threats/vendors/alkacon  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/vendors/alkacon.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 4 vulnerabilities in Alkacon: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2023-42346, was published on 8 May 2026. 1 technology has a page of its own.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 4 (0 critical, 0 exploited in the wild)

## About Alkacon

Software company that develops and maintains the OpenCms content management system.

## Latest Alkacon vulnerabilities

- [CVE-2023-42346: Alkacon OpenCms XXE in CMIS AtomPub servlet](https://junglewise.ai/threats/cve-2023-42346-alkacon-opencms-xxe-in-cmis-atompub-servlet) (high, CVSS 7.5, published 8 May 2026)
- [CVE-2023-42345: A Cross Site Scripting vulnerability in Alkacon OpenCms before 16 exists via updateModelGroups.jsp.](https://junglewise.ai/threats/cve-2023-42345-alkacon-opencms-xss-in-updatemodelgroups-jsp) (medium, CVSS 6.1, published 8 May 2026)
- [CVE-2023-42344: Alkacon OpenCms XXE in Chemistry servlet](https://junglewise.ai/threats/cve-2023-42344-alkacon-opencms-xxe-in-chemistry-servlet) (high, CVSS 7.3, published 8 May 2026)
- [CVE-2023-42343: A Cross Site Scripting vulnerability in Alkacon OpenCms before 10.5.1 exists via cmis-online/type.](https://junglewise.ai/threats/cve-2023-42343-alkacon-opencms-xss-in-cmis-online-type) (medium, CVSS 6.1, published 8 May 2026)

## Most severe Alkacon vulnerabilities

- [CVE-2023-42346: Alkacon OpenCms XXE in CMIS AtomPub servlet](https://junglewise.ai/threats/cve-2023-42346-alkacon-opencms-xxe-in-cmis-atompub-servlet) (high, CVSS 7.5, published 8 May 2026)
- [CVE-2023-42344: Alkacon OpenCms XXE in Chemistry servlet](https://junglewise.ai/threats/cve-2023-42344-alkacon-opencms-xxe-in-chemistry-servlet) (high, CVSS 7.3, published 8 May 2026)
- [CVE-2023-42343: A Cross Site Scripting vulnerability in Alkacon OpenCms before 10.5.1 exists via cmis-online/type.](https://junglewise.ai/threats/cve-2023-42343-alkacon-opencms-xss-in-cmis-online-type) (medium, CVSS 6.1, published 8 May 2026)
- [CVE-2023-42345: A Cross Site Scripting vulnerability in Alkacon OpenCms before 16 exists via updateModelGroups.jsp.](https://junglewise.ai/threats/cve-2023-42345-alkacon-opencms-xss-in-updatemodelgroups-jsp) (medium, CVSS 6.1, published 8 May 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Alkacon technologies

- [Alkacon Opencms](https://junglewise.ai/threats/technologies/opencms): 5 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Alkacon vulnerabilities", https://junglewise.ai/threats/vendors/alkacon, 9 November 2026.