{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-44293", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-05T17:39:31.112Z", "datePublished": "2026-05-13T14:43:33.342Z", "dateUpdated": "2026-08-28T12:04:17.860Z" }, "containers": { "cna": { "title": "protobufjs: Code injection through bytes field defaults in generated toObject code", "problemTypes": [ { "descriptions": [ { "cweId": "CWE-94", "lang": "en", "description": "CWE-94: Improper Control of Generation of Code ('Code Injection')", "type": "CWE" } ] } ], "metrics": [ { "cvssV4_0": { "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 7.7, "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "version": "4.0" } } ], "references": [ { "name": "https://github.com/protobufjs/protobuf.js/security/advisories/GHSA-66ff-xgx4-vchm", "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/protobufjs/protobuf.js/security/advisories/GHSA-66ff-xgx4-vchm" } ], "affected": [ { "vendor": "protobufjs", "product": "protobuf.js", "versions": [ { "version": "< 7.5.6", "status": "affected" }, { "version": ">= 8.0.0, < 8.0.2", "status": "affected" } ] } ], "providerMetadata": { "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-05-13T14:43:33.342Z" }, "descriptions": [ { "lang": "en", "value": "protobufjs compiles protobuf definitions into JavaScript (JS) functions. 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