Medium [CVE-2026-51081] cross-site scripting (XSS) vulnerability in Proxmox Virtual Environment (PVE) 9.x 5.1.8 and Proxmox Virtual Environment (PVE) 8.x 4.3.16 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload
This medium-severity Proxmox advisory covers CVE-2026-51081 affecting Proxmox Virtual Environment, Proxmox.
Android app · Google Play
Monitor future Proxmox CVEs from your phone.
Choose a whole vendor or a precise platform, then receive matching security advisories by phone notification, email, or both. Coverage follows 32 official vendor sources and 160+ reviewed platform categories.
Summary
A cross-site scripting (XSS) vulnerability in Proxmox Virtual Environment (PVE) 9.x 5.1.8 and Proxmox Virtual Environment (PVE) 8.x 4.3.16 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · medium-confidence parse· fetched 2 months ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · medium-confidence parse· fetched 2 months ago·verify at source
Mitigation
The source record does not include mitigation steps. That is not a statement that no fix exists — read the vendor advisory below for the authoritative guidance.
Official advisory · medium-confidence parse· fetched 2 months ago·verify at source
Discussion(0)
No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.
Sign in to join the discussion.