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CVE-2026-55660 TinaCMS: Cross-origin postMessage handlers and rich-text URL-sanitization bypass enable stored XSS and session takeover
| Reporter | Title | Published | Views | Family All 16 |
|---|---|---|---|---|
 | CVE-2026-55660 | 1 Jul 202621:00 | – | attackerkb |
 | CVE-2026-55660 | 2 Jul 202613:02 | – | circl |
 | CVE-2026-55660 | 1 Jul 202621:00 | – | cve |
 | EUVD-2026-41143 | 1 Jul 202621:00 | – | euvd |
 | TinaCMS: Cross-origin postMessage handlers and rich-text URL-sanitization bypass enable stored XSS and session takeover | 19 Jun 202621:15 | – | github |
 | CVE-2026-55660 | 1 Jul 202621:17 | – | nvd |
 | GHSA-G5QX-H5F3-MP2F TinaCMS: Cross-origin postMessage handlers and rich-text URL-sanitization bypass enable stored XSS and session takeover | 19 Jun 202621:15 | – | osv |
 | NPM: TinaCMS: Cross-origin postMessage handlers and rich-text URL-sanitization bypass enable stored XSS and session takeover | 19 Jun 202621:15 | – | patchstack |
 | PT-2026-51104 | 19 Jun 202600:00 | – | ptsecurity |
 | Improper Verification of Source of a Communication Channel | 19 Jun 202621:15 | – | snyk |
10
[
{
"vendor": "tinacms",
"product": "tinacms",
"versions": [
{
"version": "< 3.9.3",
"status": "affected"
}
]
},
{
"vendor": "tinacms",
"product": "@tinacms/app",
"versions": [
{
"version": "< 2.5.6",
"status": "affected"
}
]
}
]Data
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01 Jul 2026 21:00Current
CVSS 47.6