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CVE-2026-34517 AIOHTTP: Late size enforcement for non-file multipart fields causes memory DoS

🗓️ 01 Apr 2026 20:14:15Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 16 Views

CVE-2026-34517: Aiohttp delayed size checks for non-file multipart fields cause memory exhaustion; fixed in 3.13.4.

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Rows per page
[
  {
    "vendor": "aio-libs",
    "product": "aiohttp",
    "versions": [
      {
        "version": "< 3.13.4",
        "status": "affected"
      }
    ]
  }
]

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