Vulnerability-Lookup

GHSA-P2HC-XM25-6RH8

Vulnerability from github – Published: 2026-02-09 09:30 – Updated: 2026-02-09 09:30

Details

Improper length handling when parsing multiple cookie fields (including TRACKID) allows an unauthenticated remote attacker to send oversized cookie values and trigger a stack buffer overflow, resulting in a denial‑of‑service condition and possible remote code execution.

Severity ?

9.8 (Critical)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-22904"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-121"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-02-09T08:16:11Z",
    "severity": "CRITICAL"
  },
  "details": "Improper length handling when parsing multiple cookie fields (including TRACKID) allows an unauthenticated remote attacker to send oversized cookie values and trigger a stack buffer overflow, resulting in a denial\u2011of\u2011service condition and possible remote code execution.",
  "id": "GHSA-p2hc-xm25-6rh8",
  "modified": "2026-02-09T09:30:21Z",
  "published": "2026-02-09T09:30:21Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-22904"
    },
    {
      "type": "WEB",
      "url": "https://certvde.com/de/advisories/VDE-2026-004"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-22904 (GCVE-0-2026-22904)

Vulnerability from cvelistv5 – Published: 2026-02-09 07:40 – Updated: 2026-02-09 15:34

Title

Stack Overflow via Oversized Cookie Fields in lighttpd

Summary

Severity ?

9.8 (Critical)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-121 - Stack-based Buffer Overflow

Assigner

CERTVDE

References

URL

Tags

https://certvde.com/de/advisories/VDE-2026-004

Impacted products

Vendor

Product

Version

WAGO

0852-1322

Affected: 0.0.0 , ≤ 2.64 (semver)

WAGO	0852-1328	Affected: 0.0.0 , ≤ 2.64 (semver)
WAGO	0852-1322	Affected: 2.64
WAGO	0852-1328	Affected: 2.64

Credits

Diconium

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-22904",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-02-09T15:34:33.982565Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-02-09T15:34:53.334Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "0852-1322",
          "vendor": "WAGO",
          "versions": [
            {
              "lessThanOrEqual": "2.64",
              "status": "affected",
              "version": "0.0.0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "0852-1328",
          "vendor": "WAGO",
          "versions": [
            {
              "lessThanOrEqual": "2.64",
              "status": "affected",
              "version": "0.0.0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "0852-1322",
          "vendor": "WAGO",
          "versions": [
            {
              "status": "affected",
              "version": "2.64"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "0852-1328",
          "vendor": "WAGO",
          "versions": [
            {
              "status": "affected",
              "version": "2.64"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "user": "00000000-0000-4000-9000-000000000000",
          "value": "Diconium"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Improper length handling when parsing multiple cookie fields (including TRACKID) allows an unauthenticated remote attacker to send oversized cookie values and trigger a stack buffer overflow, resulting in a denial\u2011of\u2011service condition and possible remote code execution.\u003cbr\u003e"
            }
          ],
          "value": "Improper length handling when parsing multiple cookie fields (including TRACKID) allows an unauthenticated remote attacker to send oversized cookie values and trigger a stack buffer overflow, resulting in a denial\u2011of\u2011service condition and possible remote code execution."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-121",
              "description": "CWE-121 Stack-based Buffer Overflow",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-02-09T07:40:00.484Z",
        "orgId": "270ccfa6-a436-4e77-922e-914ec3a9685c",
        "shortName": "CERTVDE"
      },
      "references": [
        {
          "url": "https://certvde.com/de/advisories/VDE-2026-004"
        }
      ],
      "source": {
        "advisory": "VDE-2026-004",
        "defect": [
          "CERT@VDE#641934"
        ],
        "discovery": "UNKNOWN"
      },
      "title": "Stack Overflow via Oversized Cookie Fields in lighttpd",
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "270ccfa6-a436-4e77-922e-914ec3a9685c",
    "assignerShortName": "CERTVDE",
    "cveId": "CVE-2026-22904",
    "datePublished": "2026-02-09T07:40:00.484Z",
    "dateReserved": "2026-01-13T08:33:25.683Z",
    "dateUpdated": "2026-02-09T15:34:53.334Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
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.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
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.

Action not permitted

GHSA-P2HC-XM25-6RH8

CVE-2026-22904 (GCVE-0-2026-22904)

Tags

Sightings

Nomenclature