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CVE-2026-42567 Svelte: ReDoS in `<svelte:element>` Tag Validation

🗓️ 09 Jun 2026 16:22:22Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 26 Views

CVE-2026-42567: Svelte ReDoS in <svelte:element> validation; vulnerable 5.51.5–5.55.6, fixed in 5.55.7.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
CNNVD
Svelte 安全漏洞
9 Jun 202600:00
cnnvd
CVE
CVE-2026-42567
9 Jun 202616:22
cve
EUVD
EUVD-2026-35702
9 Jun 202616:22
euvd
Github Security Blog
Svelte: ReDoS in `<svelte:element>` Tag Validation
14 May 202620:29
github
NVD
CVE-2026-42567
9 Jun 202617:17
nvd
OSV
GHSA-9RMH-MM8F-R9H6 Svelte: ReDoS in `<svelte:element>` Tag Validation
14 May 202620:29
osv
Patchstack
NPM: Svelte: ReDoS in `<svelte:element>` Tag Validation
14 May 202620:29
patchstack
Positive Technologies
PT-2026-41132
14 May 202600:00
ptsecurity
RedhatCVE
CVE-2026-42567
12 Jun 202620:34
redhatcve
Snyk
Regular Expression Denial of Service (ReDoS)
14 May 202620:29
snyk
Rows per page
[
  {
    "vendor": "sveltejs",
    "product": "svelte",
    "versions": [
      {
        "version": ">= 5.51.5, < 5.55.7",
        "status": "affected"
      }
    ]
  }
]

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