What’s Vulnerable › Vulnerabilities

CVE-2023-46854

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-10-28 · updated 2026-06-17
• Weakness: CWE-79

Description

Proxmox proxmox-widget-toolkit before 4.0.9, as used in multiple Proxmox products, allows XSS via the edit notes feature.

Affected products

• Proxmox-Widget-Toolkit: before 4.0.9 — fixed in 4.0.9

How to fix

Upgrade to a fixed version: Proxmox-Widget-Toolkit 4.0.9. Check the vendor advisory for mitigations.

References

• https://git.proxmox.com/?p=proxmox-widget-toolkit.git%3Ba=commit%3Bh=1326f771b959e576d140da2249c8b5424da6c80d
• https://git.proxmox.com/?p=proxmox-widget-toolkit.git%3Ba=commit%3Bh=89699c6466cfd9cc3a81fbc926b62f122c33c23c
• https://pve.proxmox.com/wiki/Package_Repositories#sysadmin_test_repo
• https://git.proxmox.com/?p=proxmox-widget-toolkit.git%3Ba=commit%3Bh=1326f771b959e576d140da2249c8b5424da6c80d
• https://git.proxmox.com/?p=proxmox-widget-toolkit.git%3Ba=commit%3Bh=89699c6466cfd9cc3a81fbc926b62f122c33c23c
• https://pve.proxmox.com/wiki/Package_Repositories#sysadmin_test_repo

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