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EUVD-2026-55630

🗓️ 10 Aug 2026 13:45:31Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 3 Views

Attacker-controlled comma values trigger regex work during dialect sniffing and CPU load with input.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-18503
10 Aug 202613:45
attackerkb
cve
CVE
CVE-2026-18503
10 Aug 202613:45
cve
cvelist
Cvelist
CVE-2026-18503 Super-linear CPU usage for unbounded input to csv.Sniffer.sniff()
10 Aug 202613:45
cvelist
nvd
NVD
CVE-2026-18503
10 Aug 202614:17
nvd
osv
OSV
PSF-2026-35
10 Aug 202613:45
osv
vulnrichment
Vulnrichment
CVE-2026-18503 Super-linear CPU usage for unbounded input to csv.Sniffer.sniff()
10 Aug 202613:45
vulnrichment
[
  {
    "enisaIdVendor": [
      {
        "id": "e24cc64a-d480-33f0-af0d-0499190189ca",
        "vendor": {
          "name": "Python Software Foundation"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "58b10a3e-ce61-3433-ace0-c84c19e3efaa",
        "product": {
          "name": "CPython",
          "vendor": {
            "name": "Python Software Foundation"
          }
        },
        "product_version": "3.15.0a1 <3.15.0rc1"
      },
      {
        "id": "c3fde785-6e3c-3db0-ac6e-e68589e5f25a",
        "product": {
          "name": "CPython",
          "vendor": {
            "name": "Python Software Foundation"
          }
        },
        "product_version": "3.14.0 <3.14.7"
      },
      {
        "id": "e5e7c982-7fff-3eae-9569-c6a20956e866",
        "product": {
          "name": "CPython",
          "vendor": {
            "name": "Python Software Foundation"
          }
        },
        "product_version": "0 <3.13.15"
      }
    ]
  }
]

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10 Aug 2026 17:56Current
5.2Medium risk
Vulners AI Score5.2
CVSS 42.4
SSVC
3