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CVE-2026-0864

🗓️ 23 Jun 2026 17:42:01Reported by PSFType 
cve
 cve
🔗 web.nvd.nist.gov👁 125 Views

CVE-2026-0864: Carriage return in configparser write() enables configuration injection when writing multi-line values.

Related
Detection
Affected
Refs
NVD
Node
OR
pythonpythonRange<3.10.21
pythonpythonRange3.11.03.11.16
pythonpythonRange3.12.03.12.14
pythonpythonRange3.13.03.13.15
pythonpythonRange3.14.03.14.7
pythonpythonMatch3.15.0alpha1
pythonpythonMatch3.15.0alpha2
pythonpythonMatch3.15.0alpha3
pythonpythonMatch3.15.0alpha4
pythonpythonMatch3.15.0alpha5
pythonpythonMatch3.15.0alpha6
pythonpythonMatch3.15.0alpha7
pythonpythonMatch3.15.0alpha8
pythonpythonMatch3.15.0beta1
pythonpythonMatch3.15.0beta2
pythonpythonMatch3.15.0beta3
[
  {
    "defaultStatus": "unaffected",
    "product": "CPython",
    "repo": "https://github.com/python/cpython",
    "vendor": "Python Software Foundation",
    "versions": [
      {
        "version": "0",
        "lessThan": "3.10.21",
        "status": "affected",
        "versionType": "python"
      },
      {
        "version": "3.11.0",
        "lessThan": "3.11.16",
        "status": "affected",
        "versionType": "python"
      },
      {
        "version": "3.12.0",
        "lessThan": "3.12.14",
        "status": "affected",
        "versionType": "python"
      },
      {
        "version": "3.13.0",
        "lessThan": "3.13.15",
        "status": "affected",
        "versionType": "python"
      },
      {
        "version": "3.14.0",
        "lessThan": "3.14.7",
        "status": "affected",
        "versionType": "python"
      },
      {
        "version": "3.15.0a1",
        "lessThan": "3.15.0b4",
        "status": "affected",
        "versionType": "python"
      }
    ]
  }
]

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18 Aug 2026 17:52Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.5
CVSS 44.1
EPSS0.00126
SSVC
125