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CVE-2026-53539 Python-Multipart: Quadratic-time querystring parsing with semicolon separators causes CPU denial of service

🗓️ 22 Jun 2026 16:55:42Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 16 Views

CVE-2026-53539: Python-Multipart quadratic semicolon parsing causes CPU DoS; fixed in 0.0.30.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-53539
22 Jun 202616:55
attackerkb
Chainguard
CVE-2026-53539 vulnerabilities
17 Jun 202608:56
cgr
CVE
CVE-2026-53539
22 Jun 202616:55
cve
Debian CVE
CVE-2026-53539
22 Jun 202616:55
debiancve
EUVD
EUVD-2026-38322
22 Jun 202616:55
euvd
Github Security Blog
python-multipart: Quadratic-time querystring parsing with semicolon separators causes CPU denial of service
15 Jun 202620:24
github
NVD
CVE-2026-53539
22 Jun 202618:16
nvd
OSV
CGA-2FJG-J4JJ-X26W
17 Jun 202613:54
osv
OSV
DEBIAN-CVE-2026-53539
23 Jun 202605:48
osv
OSV
GHSA-5RVQ-CXJ2-64VF python-multipart: Quadratic-time querystring parsing with semicolon separators causes CPU denial of service
15 Jun 202620:24
osv
Rows per page
[
  {
    "vendor": "Kludex",
    "product": "python-multipart",
    "versions": [
      {
        "version": "< 0.0.30",
        "status": "affected"
      }
    ]
  }
]

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