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NuGet package

formcms

Open actionable advisories and recorded vendor fixes. This public package view has no inventory attached and cannot establish whether your deployment is affected. A vendor fix never resolves your finding; verify your installed version and the source guidance.

Open advisories

2 actionable advisories, newest first. Withdrawn advisories and news are excluded. Coverage is partial.

  1. Medium, CVSS 6.9NuGetPublished

    FormCMS has an improper access control vulnerability in the /api/schemas/history/[schemaId] endpoint

    CVE-2025-55797 · GHSA-6cwx-42hw-w69c

    Affected
    • NuGet formcms <= 0.5.4
    Fixed in
    0.5.5· Vendor fix available
    Issue
    An improper access control vulnerability in FormCms v0.5.4 in the /api/schemas/history/[schemaId] endpoint allows unauthenticated attackers to access historical schema data if a valid schemaId is known or guessed.

    Recommended action: Upgrade to 0.5.5 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.

    Sources:github.comSource checked Evidence →
  2. Medium, CVSS 6.9NuGetPublished

    FormCms avatar upload feature has a stored cross-site scripting (XSS) vulnerability

    CVE-2025-56236 · GHSA-4fxf-xgrm-8fcj

    Affected
    • NuGet formcms < 0.5.7
    Fixed in
    0.5.7· Vendor fix available
    Issue
    FormCms v0.5.5 contains a stored cross-site scripting (XSS) vulnerability in the avatar upload feature. Authenticated users can upload .html files containing malicious JavaScript, which are accessible via a public URL. When a privileged user accesses the file, the script executes in their browser context.

    Recommended action: Upgrade to 0.5.7 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.

    Sources:github.comSource checked Evidence →