{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-55768", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-06-17T14:34:51.881Z", "datePublished": "2026-07-30T20:34:32.833Z", "dateUpdated": "2026-07-30T20:34:32.833Z"}, "containers": {"cna": {"title": "GoAccess WebSocket Server: Signed 32 bit truncation of the 64 bit frame length causes a remote pre-authentication denial of service", "problemTypes": [{"descriptions": [{"cweId": "CWE-789", "lang": "en", "description": "CWE-789: Memory Allocation with Excessive Size Value", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-681", "lang": "en", "description": "CWE-681: Incorrect Conversion between Numeric Types", "type": "CWE"}]}], "metrics": [{"cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 8.7, "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N", "version": "4.0"}}], "references": [{"name": "https://github.com/allinurl/goaccess/security/advisories/GHSA-5gm5-pvh2-wg46", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/allinurl/goaccess/security/advisories/GHSA-5gm5-pvh2-wg46"}, {"name": "https://github.com/allinurl/goaccess/commit/ea74b87254d0adc675c087ff49bddd2d60dc01d5", "tags": ["x_refsource_MISC"], "url": "https://github.com/allinurl/goaccess/commit/ea74b87254d0adc675c087ff49bddd2d60dc01d5"}], "affected": [{"vendor": "allinurl", "product": "goaccess", "versions": [{"version": "< 1.11", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-07-30T20:34:32.833Z"}, "descriptions": [{"lang": "en", "value": "GoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in *nix systems or through the browser. Prior to version 1.11, the built-in WebSocket server narrows a 64-bit extended frame length into the signed 32-bit WSFrame.payloadlen field before enforcing the maximum frame size, allowing an unauthenticated remote client to bypass the guard and force an approximately 18-exabyte allocation request that terminates the process. This issue is fixed in version 1.11."}], "source": {"advisory": "GHSA-5gm5-pvh2-wg46", "discovery": "UNKNOWN"}}}}

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