Vulnerability-Lookup

GHSA-MQ3P-RRMP-79JG

Vulnerability from github – Published: 2026-01-13 21:55 – Updated: 2026-01-13 21:55

Summary

go-ethereum is vulnerable to high CPU usage leading to DoS via malicious p2p message

Details

Impact

An attacker can cause high CPU usage by sending a specially crafted p2p message. More details to be released later.

Credit

This issue was reported to the Ethereum Foundation Bug Bounty Program by @Yenya030

Severity ?

7.1 (High)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

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{
  "affected": [
    {
      "database_specific": {
        "last_known_affected_version_range": "\u003c= 1.16.7"
      },
      "package": {
        "ecosystem": "Go",
        "name": "github.com/ethereum/go-ethereum"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.16.8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-22868"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20",
      "CWE-400"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-01-13T21:55:29Z",
    "nvd_published_at": "2026-01-13T21:15:54Z",
    "severity": "HIGH"
  },
  "details": "**Impact**\n\nAn attacker can cause high CPU usage by sending a specially crafted p2p message.\nMore details to be released later.\n\n**Credit**\n\nThis issue was reported to the Ethereum Foundation Bug Bounty Program by @Yenya030",
  "id": "GHSA-mq3p-rrmp-79jg",
  "modified": "2026-01-13T21:55:29Z",
  "published": "2026-01-13T21:55:29Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/ethereum/go-ethereum/security/advisories/GHSA-mq3p-rrmp-79jg"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-22868"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ethereum/go-ethereum/commit/abeb78c647e354ed922726a1d719ac7bc64a07e2"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/ethereum/go-ethereum"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "go-ethereum is vulnerable to high CPU usage leading to DoS via malicious p2p message"
}

CVE-2026-22868 (GCVE-0-2026-22868)

Vulnerability from cvelistv5 – Published: 2026-01-13 20:27 – Updated: 2026-01-14 23:26

Title

go-ethereum has a DoS via malicious p2p message

Summary

go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. A vulnerable node can be forced to shutdown/crash using a specially crafted message. This vulnerability is fixed in 1.16.8.

Severity ?

7.1 (High)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

CWE

CWE-20 - Improper Input Validation

Assigner

GitHub_M

References

URL

Tags

	https://github.com/ethereum/go-ethereum/security/…	x_refsource_CONFIRM
	https://github.com/ethereum/go-ethereum/commit/ab…	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	ethereum	go-ethereum	Affected: < 1.16.8

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-22868",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-01-14T23:25:57.688894Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-01-14T23:26:09.865Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "go-ethereum",
          "vendor": "ethereum",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 1.16.8"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. A vulnerable node can be forced to shutdown/crash using a specially crafted message. This vulnerability is fixed in 1.16.8."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 7.1,
            "baseSeverity": "HIGH",
            "privilegesRequired": "LOW",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "NONE"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20: Improper Input Validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-01-13T20:27:15.698Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/ethereum/go-ethereum/security/advisories/GHSA-mq3p-rrmp-79jg",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/ethereum/go-ethereum/security/advisories/GHSA-mq3p-rrmp-79jg"
        },
        {
          "name": "https://github.com/ethereum/go-ethereum/commit/abeb78c647e354ed922726a1d719ac7bc64a07e2",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/ethereum/go-ethereum/commit/abeb78c647e354ed922726a1d719ac7bc64a07e2"
        }
      ],
      "source": {
        "advisory": "GHSA-mq3p-rrmp-79jg",
        "discovery": "UNKNOWN"
      },
      "title": "go-ethereum has a DoS via malicious p2p message"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2026-22868",
    "datePublished": "2026-01-13T20:27:15.698Z",
    "dateReserved": "2026-01-12T16:20:16.747Z",
    "dateUpdated": "2026-01-14T23:26:09.865Z",
    "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-MQ3P-RRMP-79JG

CVE-2026-22868 (GCVE-0-2026-22868)

Tags

Sightings

Nomenclature