CVE-2026-44293

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...

CVE-2026-44293

CVE-2026-44293 affects protobufjs: prior to versions 7.5.6 and 8.0.2, generated JavaScript for toObject conversion could emit attacker-controlled code from a schema-controlled bytes field default value. A crafted descriptor with a non-string default for a bytes field may cause arbitrary JavaScrip...

CVE-2026-44293

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...

CVE-2026-44293 protobufjs: Code injection through bytes field defaults in generated toObject code

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...

Arbitrary Code Injection

Overview Affected versions of this package are vulnerable to Arbitrary Code Injection in the toObject function when handling a schema-controlled bytes field default value. An attacker can execute arbitrary JavaScript code by providing a crafted descriptor with a malicious default value for a byte...

GHSA-66FF-XGX4-VCHM protobuf.js: Code injection through bytes field defaults in generated toObject code

Summary 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 generat...

Arbitrary Code Injection

Overview Affected versions of this package are vulnerable to Arbitrary Code Injection in the toObject function when handling a schema-controlled bytes field default value. An attacker can execute arbitrary JavaScript code by providing a crafted descriptor with a malicious default value for a byte...

protobuf.js: Code injection through bytes field defaults in generated toObject code

Summary 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 generat...

PT-2026-40539

Name of the Vulnerable Software and Affected Versions protobufjs versions prior to 7.5.6 protobufjs versions prior to 8.0.2 Description JavaScript generated for toObject conversion may include an unsafe expression derived from a schema-controlled bytes field default value. A crafted descriptor...