github - ghsa-fc36-5gc3-jmhx

ghsa-fc36-5gc3-jmhx

Vulnerability from github

Published

2025-11-19 12:30

Modified

2025-11-19 12:30

Severity ?

7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

Inefficient algorithm complexity in mjson in HAProxy allows remote attackers to cause a denial of service via specially crafted JSON requests.

Show details on source website

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{
  "affected": [],
  "aliases": [
    "CVE-2025-11230"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-407"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-11-19T10:15:45Z",
    "severity": "HIGH"
  },
  "details": "Inefficient algorithm complexity in mjson in HAProxy allows remote attackers to cause a denial of service via specially crafted JSON requests.",
  "id": "GHSA-fc36-5gc3-jmhx",
  "modified": "2025-11-19T12:30:20Z",
  "published": "2025-11-19T12:30:20Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-11230"
    },
    {
      "type": "WEB",
      "url": "https://www.haproxy.com/blog/october-2025-cve-2025-11230-haproxy-mjson-library-denial-of-service-vulnerability"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2025-11230 (GCVE-0-2025-11230)

Vulnerability from cvelistv5

Published

2025-11-19 09:28

Modified

2025-11-19 17:09

Severity ?

7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE

CWE-407 - Inefficient Algorithmic Complexity

Summary

Inefficient algorithm complexity in mjson in HAProxy allows remote attackers to cause a denial of service via specially crafted JSON requests.

References

URL

Tags

https://www.haproxy.com/blog/october-2025-cve-2025-11230-haproxy-mjson-library-denial-of-service-vulnerability

Impacted products

	Vendor	Product	Version
	HAProxy Technologies	HAProxy Community Edition	Version: 2.4.0 ≤ Version: 2.6.0 ≤ Version: 2.8.0 ≤ Version: 3.0.0 ≤ Version: 3.1.0 ≤ Version: 3.2.0 ≤

Show details on NVD website

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        "metrics": [
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            "other": {
              "content": {
                "id": "CVE-2025-11230",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-11-19T17:06:27.675545Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-11-19T17:09:15.642Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "HAProxy Community Edition",
          "programFiles": [
            "src/mjson.c"
          ],
          "repo": "https://git.haproxy.org/",
          "vendor": "HAProxy Technologies",
          "versions": [
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              "lessThan": "2.4.30",
              "status": "affected",
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            },
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              "status": "affected",
              "version": "2.6.0",
              "versionType": "semver"
            },
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              "status": "affected",
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              "status": "affected",
              "version": "3.0.0",
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            },
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              "lessThan": "3.1.9",
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              "version": "3.1.0",
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            },
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      "impacts": [
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      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
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          "scenarios": [
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      "problemTypes": [
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      "providerMetadata": {
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        }
      ],
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        "discovery": "UNKNOWN"
      },
      "title": "Denial of service vulnerability in HAProxy mjson library"
    }
  },
  "cveMetadata": {
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    "dateReserved": "2025-10-01T13:10:26.249Z",
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    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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