{"id":"CVE-2026-44293","sourceIdentifier":"security-advisories@github.com","published":"2026-05-13T16:16:56.253","lastModified":"2026-09-09T13:20:07.537","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"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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