{"id":"EUVD-2026-30031","revision":null,"records":[{"revision":"c60337f9474a4e8f9b6c9484f23982ad","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-44293","aliases":[],"title":"protobufjs: Code injection through bytes field defaults in generated toObject code","description":"protobufjs compiles protobuf definitions into JavaScript (JS) functions. Prior to 7.5.6 and 8.0.2, protobufjs generated JavaScript for toObject conversion could include an unsafe expression derived from a schema-controlled bytes field default value. A crafted descriptor with a non-string default value for a bytes field could cause attacker-controlled code to be emitted into the generated conversion function. 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This vulnerability is fixed in 7.5.6 and 8.0.2.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 4.0","vector":"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","score":7.7,"severity":null}],"references":["https://github.com/protobufjs/protobuf.js/security/advisories/GHSA-66ff-xgx4-vchm"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-30031","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"May 13, 2026, 2:43:33 PM","dateUpdated":"Sep 9, 2026, 12:05:01 PM"},"relatedAdvisories":[{"id":"RHSA-2026:37628","title":"Red Hat Security Advisory: OpenShift Container Platform 4.20.29 bug fix and security update","vulnerabilityIds":["CVE-2026-6322","CVE-2026-9595","CVE-2026-13676","CVE-2026-44293"]},{"id":"RHSA-2026:26234","title":"Red Hat Security Advisory: Red Hat Developer Hub 1.9.5 release.","vulnerabilityIds":["CVE-2026-6321","CVE-2026-6322","CVE-2026-24781","CVE-2026-32281","CVE-2026-41242","CVE-2026-41672","CVE-2026-41673","CVE-2026-41674","CVE-2026-41675","CVE-2026-44293"]},{"id":"RHSA-2026:60520","title":"Red Hat Security Advisory: RHOAI 3.4.4 - 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Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2026-30031","identifiers":["EUVD-2026-30031","CVE-2026-44293","GHSA-66ff-xgx4-vchm"]},"retained":false,"historicalAffected":[]},{"revision":"ccb0754d897b44e888b6cdeab8e60c12","observedAt":"2026-11-12T18:19:07.939+00:00","statement":{"source":"nvd","id":"CVE-2026-44293","aliases":[],"title":"protobufjs compiles protobuf definitions into JavaScript (JS) functions. Prior to 7.5.6 and 8.0.2, protobufjs generated JavaScript for toObject conversion could include an unsafe expression derived from a schema-controlled bytes field defau…","description":"protobufjs compiles protobuf definitions into JavaScript (JS) functions. 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This vulnerability is fixed in 7.5.6 and 8.0.2.","state":0,"publishedAt":"2026-05-13T16:16:56.253+00:00","modifiedAt":"2026-11-11T20:10:00.273+00:00","affected":[],"metrics":[{"system":"CVSS 4.0 · security-advisories@github.com · Secondary","vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","score":7.7,"severity":"HIGH"},{"system":"CVSS 3.1 · nvd@nist.gov · Primary","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8,"severity":"HIGH"},{"system":"CVSS 3.1 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46c · Secondary","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:H","score":7.1,"severity":"HIGH"}],"references":["https://github.com/protobufjs/protobuf.js/security/advisories/GHSA-66ff-xgx4-vchm","https://access.redhat.com/errata/RHSA-2026:26090","https://access.redhat.com/errata/RHSA-2026:26234","https://access.redhat.com/errata/RHSA-2026:29795","https://access.redhat.com/errata/RHSA-2026:34160","https://access.redhat.com/errata/RHSA-2026:34374","https://access.redhat.com/errata/RHSA-2026:37186","https://access.redhat.com/errata/RHSA-2026:37385","https://access.redhat.com/errata/RHSA-2026:37628","https://access.redhat.com/errata/RHSA-2026:54555","https://access.redhat.com/errata/RHSA-2026:57487","https://access.redhat.com/errata/RHSA-2026:60520","https://access.redhat.com/security/cve/CVE-2026-44293","https://bugzilla.redhat.com/show_bug.cgi?id=2477104","https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-44293.json"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-44293","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Modified","weaknesses":["CWE-94"],"productCriteria":["cpe:2.3:a:protobufjs_project:protobufjs:*:*:*:*:*:node.js:*:*"],"sourceDates":{"published":"2026-05-13T16:16:56.253","lastModified":"2026-11-11T20:10:00.273"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-44293","identifiers":["CVE-2026-44293"]},"retained":false,"historicalAffected":[]},{"revision":"dd6d02b802b94b5fba4082fe7435a35f","observedAt":"2026-10-24T13:17:17.793+00:00","statement":{"source":"osv","id":"GHSA-66ff-xgx4-vchm","aliases":["CVE-2026-44293"],"title":"protobuf.js: Code injection through bytes field defaults in generated toObject code","description":"## Summary\n\nprotobufjs generated JavaScript for `toObject` conversion could include an unsafe expression derived from a schema-controlled `bytes` field default value. A crafted descriptor with a non-string default value for a `bytes` field could cause attacker-controlled code to be emitted into the generated conversion function.\n\n## Impact\n\nAn attacker who can provide or influence a protobuf descriptor may be able to execute arbitrary JavaScript in the context of the process using protobufjs.\n\nThis requires the application to load an attacker-controlled schema or descriptor and then convert a message of the affected type with defaults enabled. Applications that only use trusted, application-defined schemas are not directly affected by this issue.\n\n## Preconditions\n\n- The application must allow an attacker to control or influence a protobuf JSON descriptor or equivalent reflected schema.\n- The descriptor must define a `bytes` field with an attacker-controlled default value.\n- The application must call `toObject` with defaults enabled for the affected type.\n\n## Workarounds\n\nDo not load protobuf schemas or JSON descriptors from untrusted sources with affected versions. If untrusted schemas must be accepted, validate or restrict field options before loading them and run schema processing in an isolated environment.","state":0,"publishedAt":"2026-05-12T15:06:13+00:00","modifiedAt":"2026-09-10T03:50:45.7078198+00:00","affected":[{"ecosystem":"npm","name":"protobufjs","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"7.5.6"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"npm","name":"protobufjs","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"8.0.0"},{"kind":"fixed","version":"8.0.2"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V4","vector":"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","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"HIGH"}],"references":["https://github.com/protobufjs/protobuf.js/security/advisories/GHSA-66ff-xgx4-vchm","https://github.com/protobufjs/protobuf.js","https://github.com/protobufjs/protobuf.js/releases/tag/protobufjs-v7.5.6","https://github.com/protobufjs/protobuf.js/releases/tag/protobufjs-v8.0.2"],"sourceUrl":"https://github.com/advisories/GHSA-66ff-xgx4-vchm","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-66ff-xgx4-vchm","identifiers":["GHSA-66ff-xgx4-vchm","CVE-2026-44293"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. Missing entries do not establish absence of exploitation.","generation":"2026-11-15T19:44:19.9938399+00:00","complete":true,"records":1781,"lastAttemptAt":"2026-11-15T19:44:19.9938399+00:00","lastSuccessAt":"2026-11-15T19:44:20.2016227+00:00","error":null,"lastVerifiedAt":"2026-11-15T19:44:20.2016237+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"cve-program","scope":"Official CVE Program baseline and cumulative hourly delta; all vendors, published and rejected records","generation":"cve-7de4d7559a5263003f03d9f70577ab06f92ba4178309f26fce53e22a4a959294-6fc3c2ba902d8763be7b1141e9be97dc9202b7023001a80bc4ce5ca58164e97c","complete":true,"records":425849,"lastAttemptAt":"2026-11-15T19:44:16.7564889+00:00","lastSuccessAt":"2026-11-15T19:44:16.7314012+00:00","error":null,"lastVerifiedAt":"2026-11-15T19:44:16.7564889+00:00","snapshotPublishedAt":"2026-11-15T19:27:02+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"euvd","scope":"Rolling EUVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global EUVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-e20648f5e49d4ef2b794bd9578c389bd","complete":false,"records":13821,"lastAttemptAt":"2026-11-15T19:55:07.4704496+00:00","lastSuccessAt":"2026-11-15T19:55:06.45+00:00","error":"52 identifier lookups failed; latest failures include AccessDenied (HTTP 403). Other identifiers were checked independently.","lastVerifiedAt":"2026-11-15T19:55:06.45+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13822,"expectedIdentifiers":13874,"failedIdentifiers":52},{"source":"first-epss:nuget","scope":"FIRST EPSS for explicit CVE aliases in the collected public NuGet archive. Not a global EPSS backfill.","generation":"2026-11-15T19:44:19.9938399+00:00","complete":true,"records":1125,"lastAttemptAt":"2026-11-15T19:44:19.9938399+00:00","lastSuccessAt":"2026-11-15T19:44:20.2027927+00:00","error":null,"lastVerifiedAt":"2026-11-15T19:44:20.2027932+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"nvd","scope":"Rolling NVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global NVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-9caea03f945849429dd63b61fcc163ed","complete":true,"records":13833,"lastAttemptAt":"2026-11-15T19:46:14.9136905+00:00","lastSuccessAt":"2026-11-15T19:46:14.909+00:00","error":null,"lastVerifiedAt":"2026-11-15T19:46:14.909+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13874,"expectedIdentifiers":13874,"failedIdentifiers":0},{"source":"osv:Go","scope":"Complete OSV Go ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"go-64eea06dbd27de8464d5dbce1b78cc794cc59e2d901516ae0d3ea76e624cdae0","complete":true,"records":9955,"lastAttemptAt":"2026-11-15T19:44:19.5897026+00:00","lastSuccessAt":"2026-11-14T13:57:23.1208135+00:00","error":null,"lastVerifiedAt":"2026-11-15T19:44:19.5897026+00:00","snapshotPublishedAt":"2026-11-14T13:17:57+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:NuGet","scope":"Complete OSV NuGet ecosystem archive, including GitHub Advisory Database records; NuGet version matching only","generation":"nuget-f4424d7d4861b1af1404bd15abcb83f295dcd003412a9340ca99dc8200aa148a","complete":true,"records":2014,"lastAttemptAt":"2026-11-15T19:44:18.729666+00:00","lastSuccessAt":"2026-11-13T19:57:08.2864435+00:00","error":null,"lastVerifiedAt":"2026-11-15T19:44:18.729666+00:00","snapshotPublishedAt":"2026-11-13T19:33:10+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:crates.io","scope":"Complete OSV crates.io ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"crates.io-6086d649bcb454cdf302d7d9275177bda73550e1b6e446b3520e9b6266d3582c","complete":true,"records":3148,"lastAttemptAt":"2026-11-15T19:44:19.9211863+00:00","lastSuccessAt":"2026-11-15T11:05:17.1034234+00:00","error":null,"lastVerifiedAt":"2026-11-15T19:44:19.9211863+00:00","snapshotPublishedAt":"2026-11-15T10:03:04+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:npm","scope":"Complete OSV npm ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"npm-ff18f36f13fcca3a20a3fb9274b59b8872d18869a99071730e1e79b625c8f612","complete":true,"records":232475,"lastAttemptAt":"2026-11-15T19:44:18.8782423+00:00","lastSuccessAt":"2026-11-15T11:05:10.4195883+00:00","error":null,"lastVerifiedAt":"2026-11-15T19:44:18.8782423+00:00","snapshotPublishedAt":"2026-11-15T10:33:06+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null}]}