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CVE-2026-53538 Python-Multipart: Semicolon treated as querystring field separator enables parameter smuggling

🗓️ 22 Jun 2026 16:56:32Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 30 Views

CVE-2026-53538: Python-Multipart treated semicolon as a form field separator, enabling parameter smuggling; fixed in 0.0.30.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-53538
22 Jun 202616:56
attackerkb
Chainguard
CVE-2026-53538 vulnerabilities
17 Jun 202608:56
cgr
CVE
CVE-2026-53538
22 Jun 202616:56
cve
Debian CVE
CVE-2026-53538
22 Jun 202616:56
debiancve
EUVD
EUVD-2026-38323
22 Jun 202616:56
euvd
Github Security Blog
python-multipart: Semicolon treated as querystring field separator enables parameter smuggling
15 Jun 202620:22
github
NVD
CVE-2026-53538
22 Jun 202618:16
nvd
OSV
CGA-844F-MF5P-F2JR
17 Jun 202603:33
osv
OSV
DEBIAN-CVE-2026-53538
22 Jun 202618:16
osv
OSV
GHSA-6JV3-5F52-599M python-multipart: Semicolon treated as querystring field separator enables parameter smuggling
15 Jun 202620:22
osv
Rows per page
[
  {
    "vendor": "Kludex",
    "product": "python-multipart",
    "versions": [
      {
        "version": "< 0.0.30",
        "status": "affected"
      }
    ]
  }
]

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