{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-116581", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-10-26T15:03:39.035Z", "datePublished": "2026-10-26T20:41:52.905Z", "dateUpdated": "2026-10-26T20:41:52.905Z"}, "containers": {"cna": {"title": "Seroval: fromJSON deserializer trusts sequence doneAt (unauthenticated event-loop DoS)", "problemTypes": [{"descriptions": [{"cweId": "CWE-835", "lang": "en", "description": "CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-1284", "lang": "en", "description": "CWE-1284: Improper Validation of Specified Quantity in Input", "type": "CWE"}]}], "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"}}], "references": [{"name": "https://github.com/lxsmnsyc/seroval/security/advisories/GHSA-97r2-qh9m-474h", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/lxsmnsyc/seroval/security/advisories/GHSA-97r2-qh9m-474h"}, {"name": "https://github.com/lxsmnsyc/seroval/commit/e176f9267e59ddd6c9de89cc9fe85c5b37a5b728", "tags": ["x_refsource_MISC"], "url": "https://github.com/lxsmnsyc/seroval/commit/e176f9267e59ddd6c9de89cc9fe85c5b37a5b728"}, {"name": "https://github.com/lxsmnsyc/seroval/releases/tag/seroval@1.6.8", "tags": ["x_refsource_MISC"], "url": "https://github.com/lxsmnsyc/seroval/releases/tag/seroval@1.6.8"}], "affected": [{"vendor": "lxsmnsyc", "product": "seroval", "versions": [{"version": "< 1.6.8", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-10-26T20:41:52.905Z"}, "descriptions": [{"lang": "en", "value": "Seroval facilitates JavaScript value stringification, including complex structures beyond JSON.stringify capabilities. Prior to 1.6.8, fromJSON and fromCrossJSON do not validate a sequence node's done index. A crafted done index can create an iterator that never finishes when application code consumes it to completion. An unauthenticated request to a service that deserializes untrusted input can therefore block the event loop, exhaust process memory, or make the service unavailable. This issue is fixed in version 1.6.8."}], "source": {"advisory": "GHSA-97r2-qh9m-474h", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "seroval", "vendor": "lxsmnsyc", "versions": [{"status": "affected", "version": "< 1.6.8"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Seroval facilitates JavaScript value stringification, including complex structures beyond JSON.stringify capabilities. Prior to 1.6.8, fromJSON and fromCrossJSON do not validate a sequence node's done index. A crafted done index can create an iterator that never finishes when application code consumes it to completion. An unauthenticated request to a service that deserializes untrusted input can therefore block the event loop, exhaust process memory, or make the service unavailable. This issue is fixed in version 1.6.8."}], "id": "CVE-2026-116581", "lastModified": "2026-10-26T21:18:16.233", "metrics": {"cvssMetricV31": [{"cvssData": {"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"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-10-26T21:18:15.903", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/lxsmnsyc/seroval/commit/e176f9267e59ddd6c9de89cc9fe85c5b37a5b728"}, {"source": "security-advisories@github.com", "url": "https://github.com/lxsmnsyc/seroval/releases/tag/seroval@1.6.8"}, {"source": "security-advisories@github.com", "url": "https://github.com/lxsmnsyc/seroval/security/advisories/GHSA-97r2-qh9m-474h"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-835"}, {"lang": "en", "value": "CWE-1284"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{}