FKIE_CVE-2026-22263

Vulnerability from fkie_nvd - Published: 2026-01-27 19:16 - Updated: 2026-01-27 19:16
Severity ?
5.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Summary
Suricata is a network IDS, IPS and NSM engine. Starting in version 8.0.0 and prior to version 8.0.3, inefficiency in http1 headers parsing can lead to slowdown over multiple packets. Version 8.0.3 patches the issue. No known workarounds are available.
References
security-advisories@github.comhttps://github.com/OISF/suricata/commit/018a377f74e3eb2b042c6f783ad9043060923428
security-advisories@github.comhttps://github.com/OISF/suricata/security/advisories/GHSA-rwc5-hxj6-hwx7
security-advisories@github.comhttps://redmine.openinfosecfoundation.org/issues/8201
Impacted products
Vendor Product Version
To clipboard 

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Suricata is a network IDS, IPS and NSM engine. Starting in version 8.0.0 and prior to version 8.0.3, inefficiency in http1 headers parsing can lead to slowdown over multiple packets. Version 8.0.3 patches the issue. No known workarounds are available."
    }
  ],
  "id": "CVE-2026-22263",
  "lastModified": "2026-01-27T19:16:14.490",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "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:L",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-01-27T19:16:14.490",
  "references": [
    {
      "source": "security-advisories@github.com",
      "url": "https://github.com/OISF/suricata/commit/018a377f74e3eb2b042c6f783ad9043060923428"
    },
    {
      "source": "security-advisories@github.com",
      "url": "https://github.com/OISF/suricata/security/advisories/GHSA-rwc5-hxj6-hwx7"
    },
    {
      "source": "security-advisories@github.com",
      "url": "https://redmine.openinfosecfoundation.org/issues/8201"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Received",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-1050"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Primary"
    }
  ]
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.