tinacms vulnerabilities
CVEs whose affected-version data names the tinacms package (npm). Each record lists the affected and patched versions; check a specific version with the dependency checker or POST /api/sbom.
5 CVEsRSS
CVE-2026-108261Critical· 9.3PoCTina is a headless content management system
Tina is a headless content management system. Prior to tinacms 3.14.0 and @tinacms/app 2.5.14, the /~/* admin preview route in packages/tinacms/src/admin/index.tsx can turn an attacker-controlled hash-router splat into an off-origin ifra…
CVE-2026-63506High· 8.8PoCTina is a headless content management system
Tina is a headless content management system. Prior to @tinacms/auth 1.1.4 and next-tinacms-azure 15.0.1, isAuthorized accepts a request-controlled clientID and asks isUserAuthorized to validate the bearer token against that selected Tin…
CVE-2026-55660HighTinaCMS: Cross-origin postMessage handlers and rich-text URL-sanitization bypass enable stored XSS and session takeover
TinaCMS: Cross-origin postMessage handlers and rich-text URL-sanitization bypass enable stored XSS and session takeover
CVE-2026-55661MediumTinaCMS rich-text (slatejson) rendering does not sanitize link/image URLs, allowing stored XSS via dangerous URL schemes
TinaCMS rich-text (slatejson) rendering does not sanitize link/image URLs, allowing stored XSS via dangerous URL schemes
CVE-2025-68278High· 8.8Tina is a headless content management system
Tina is a headless content management system. In tinacms prior to version 3.1.1, tinacms uses the gray-matter package in an insecure way allowing attackers that can control the content of the processed markdown files, e.g., blog posts, t…