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CVE-2026-55790 Craft CMS: DOM XSS via GitHub issue title in CraftSupport widget

🗓️ 01 Jul 2026 22:57:53Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 12 Views

CVE-2026-55790 enables DOM XSS in CraftSupport widget via poisoned GitHub issue title; no admin needed.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-55790
1 Jul 202622:57
attackerkb
Circl
CVE-2026-55790
2 Jul 202600:04
circl
CVE
CVE-2026-55790
1 Jul 202622:57
cve
EUVD
EUVD-2026-41209
1 Jul 202622:57
euvd
NVD
CVE-2026-55790
1 Jul 202623:16
nvd
[
  {
    "vendor": "craftcms",
    "product": "cms",
    "versions": [
      {
        "version": ">= 5.0.0-RC1, < 5.9.23",
        "status": "affected"
      },
      {
        "version": ">= 4.0.0-RC1, < 4.17.16",
        "status": "affected"
      }
    ]
  }
]

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