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    CVE-2022-31358

    A reflected cross-site scripting (XSS) vulnerability in Proxmox Virtual Environment prior to v7.2-3 allows remote attackers to execute arbitrary web scripts or HTML via non-existent endpoints under path /api2/html/.

    Published:Dec 14, 2022
    Last Modified:Jul 5, 2026
    EPS:Dec 14, 2022
    EPSS Score:0.01273
    CVSS Score:9

    Affected Products

    Vendor
    Proxmox
    Product
    Virtual Environment

    Exploits

    https://starlabs.sg/blog/2022/12-multiple-vulnerabilites-in-proxmox-ve--proxmox-mail-gateway/https://starlabs.sg/blog/2022/12-multiple-vulnerabilites-in-proxmox-ve--proxmox-mail-gateway/

    Related CVEs

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    CVE-2025-57539 (CVSS 5.4) — A stored cross-site scripting (XSS) vulnerability in the U2F Origin field of the Datacenter configuration in P…
    CVE-2024-21545 (CVSS 8.2) — Proxmox Virtual Environment is an open-source server management platform for enterprise virtualization. Insuff…
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    CVE-2022-35508 (CVSS 9.8) — Proxmox Virtual Environment (PVE) and Proxmox Mail Gateway (PMG) are vulnerable to SSRF when proxying HTTP req…
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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High