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CVE-2026-27122 Svelte SSR does not validate dynamic element tag names in `<svelte:element>`

🗓️ 20 Feb 2026 22:28:37Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 25 Views

CVE-2026-27122: Svelte SSR does not validate dynamic <svelte:element> tag names, risking HTML injection before 5.51.5; fixed in 5.51.5.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-27122
20 Feb 202622:28
attackerkb
Chainguard
CVE-2026-27122 vulnerabilities
5 Apr 202601:17
cgr
CNNVD
Svelte 跨站脚本漏洞
20 Feb 202600:00
cnnvd
CVE
CVE-2026-27122
20 Feb 202622:28
cve
Fedora
[SECURITY] Fedora 44 Update: pgadmin4-9.12-2.fc44
7 Mar 202600:33
fedora
Fedora
[SECURITY] Fedora 42 Update: pgadmin4-9.12-2.fc42
2 Mar 202600:57
fedora
Fedora
[SECURITY] Fedora 43 Update: pgadmin4-9.12-2.fc43
2 Mar 202600:42
fedora
Tenable Nessus
Fedora 44 : pgadmin4 (2026-2792616d35)
7 Mar 202600:00
nessus
Tenable Nessus
Fedora 42 : pgadmin4 (2026-9a4d6dd8eb)
5 Mar 202600:00
nessus
Tenable Nessus
Fedora 43 : pgadmin4 (2026-a0d40b97a8)
2 Mar 202600:00
nessus
Rows per page
[
  {
    "vendor": "sveltejs",
    "product": "svelte",
    "versions": [
      {
        "version": "< 5.51.5",
        "status": "affected"
      }
    ]
  }
]

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