# Proxmox vulnerabilities

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

Junglewise Threat Intelligence has tracked 6 vulnerabilities in Proxmox: 0 in the last 7 days and 2 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-94588, was published on 21 September 2026. Nothing in the last four weeks, down from 1 vulnerability in the four before.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 2
- All time: 6 (1 critical, 0 exploited in the wild)

## About Proxmox

Proxmox Server Solutions GmbH is a provider of open-source server software including virtualization and backup solutions.

## Latest Proxmox vulnerabilities

- [CVE-2026-94588: Proxmox Mail Gateway argument injection in package changelog retrieval](https://junglewise.ai/threats/cve-2026-94588-in-proxmox-pmg-api-an-argument-injection-vulnerability-exists-in) (medium, CVSS 4.4, published 21 Sep 2026)
- [CVE-2023-54391: Proxmox Virtual Environment authentication bypass in libpve-access-control](https://junglewise.ai/threats/cve-2023-54391-proxmox-virtual-environment-authentication-bypass-in-libpve) (critical, CVSS 9.8, published 1 Sep 2026)
- [CVE-2026-51083: Proxmox PVE incorrect access control in qemu-server cloudinit/dump API](https://junglewise.ai/threats/cve-2026-51083-proxmox-pve-incorrect-access-control-in-qemu-server-cloudinit) (info, published 17 Jul 2026)
- [CVE-2026-51082: Proxmox Virtual Environment race condition in VNC session handling](https://junglewise.ai/threats/cve-2026-51082-proxmox-virtual-environment-race-condition-in-vnc-session) (info, published 17 Jul 2026)
- [CVE-2026-51081: Proxmox Virtual Environment stored XSS in config values](https://junglewise.ai/threats/cve-2026-51081-proxmox-virtual-environment-stored-xss-in-config-values) (info, CVSS 0, published 17 Jul 2026)
- [CVE-2026-51080: Proxmox libpve-storage-perl XML External Entity vulnerability](https://junglewise.ai/threats/cve-2026-51080-proxmox-libpve-storage-perl-xml-external-entity-vulnerability) (info, CVSS 0, published 17 Jul 2026)

## Most severe Proxmox vulnerabilities

- [CVE-2023-54391: Proxmox Virtual Environment authentication bypass in libpve-access-control](https://junglewise.ai/threats/cve-2023-54391-proxmox-virtual-environment-authentication-bypass-in-libpve) (critical, CVSS 9.8, published 1 Sep 2026)
- [CVE-2026-94588: Proxmox Mail Gateway argument injection in package changelog retrieval](https://junglewise.ai/threats/cve-2026-94588-in-proxmox-pmg-api-an-argument-injection-vulnerability-exists-in) (medium, CVSS 4.4, published 21 Sep 2026)
- [CVE-2026-51081: Proxmox Virtual Environment stored XSS in config values](https://junglewise.ai/threats/cve-2026-51081-proxmox-virtual-environment-stored-xss-in-config-values) (info, CVSS 0, published 17 Jul 2026)
- [CVE-2026-51080: Proxmox libpve-storage-perl XML External Entity vulnerability](https://junglewise.ai/threats/cve-2026-51080-proxmox-libpve-storage-perl-xml-external-entity-vulnerability) (info, CVSS 0, published 17 Jul 2026)
- [CVE-2026-51083: Proxmox PVE incorrect access control in qemu-server cloudinit/dump API](https://junglewise.ai/threats/cve-2026-51083-proxmox-pve-incorrect-access-control-in-qemu-server-cloudinit) (info, published 17 Jul 2026)
- [CVE-2026-51082: Proxmox Virtual Environment race condition in VNC session handling](https://junglewise.ai/threats/cve-2026-51082-proxmox-virtual-environment-race-condition-in-vnc-session) (info, published 17 Jul 2026)

## Vulnerabilities per week

Nothing in the last four weeks, down from 1 vulnerability in the four before.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 1 | 1 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 1 | 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 |

## 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, "Proxmox vulnerabilities", https://junglewise.ai/threats/vendors/proxmox, 9 November 2026.