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CVE-2025-11230 Denial of service vulnerability in HAProxy mjson library

🗓️ 19 Nov 2025 09:28:39Reported by canonicalType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

Denial of service in HAProxy mjson library from an inefficient algorithm enabling remote crashes with crafted data requests.

Related
Affected
Refs
[
  {
    "defaultStatus": "unaffected",
    "product": "HAProxy Community Edition",
    "programFiles": [
      "src/mjson.c"
    ],
    "repo": "https://git.haproxy.org/",
    "vendor": "HAProxy Technologies",
    "versions": [
      {
        "lessThan": "2.4.30",
        "status": "affected",
        "version": "2.4.0",
        "versionType": "semver"
      },
      {
        "lessThan": "2.6.23",
        "status": "affected",
        "version": "2.6.0",
        "versionType": "semver"
      },
      {
        "lessThan": "2.8.16",
        "status": "affected",
        "version": "2.8.0",
        "versionType": "semver"
      },
      {
        "lessThan": "3.0.12",
        "status": "affected",
        "version": "3.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "3.1.9",
        "status": "affected",
        "version": "3.1.0",
        "versionType": "semver"
      },
      {
        "lessThan": "3.2.6",
        "status": "affected",
        "version": "3.2.0",
        "versionType": "semver"
      }
    ]
  }
]

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19 Nov 2025 09:28Current
CVSS 3.17.5
EPSS0.00468
5