Vulnerability Details CVE-2026-44295
protobufjs-cli is the command line add-on for protobuf.js. Prior to 1.2.1 and 2.0.2, pbjs static code generation could emit unsafe JavaScript identifiers derived from schema-controlled names. When generating static JavaScript from a crafted schema or JSON descriptor, certain namespace, enum, service, or derived full names could be written into the generated output without sufficient sanitization. This vulnerability is fixed in 1.2.1 and 2.0.2.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 10.4%
CVSS Severity
CVSS v3 Score 8.7
Products affected by CVE-2026-44295
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cpe:2.3:a:protobufjs_project:protobufjs-cli:1.0.0
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cpe:2.3:a:protobufjs_project:protobufjs-cli:1.0.1
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cpe:2.3:a:protobufjs_project:protobufjs-cli:1.0.2
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cpe:2.3:a:protobufjs_project:protobufjs-cli:1.1.0
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cpe:2.3:a:protobufjs_project:protobufjs-cli:1.1.1
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cpe:2.3:a:protobufjs_project:protobufjs-cli:1.1.2
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cpe:2.3:a:protobufjs_project:protobufjs-cli:1.1.3
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cpe:2.3:a:protobufjs_project:protobufjs-cli:1.1.4
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cpe:2.3:a:protobufjs_project:protobufjs-cli:1.2.0
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cpe:2.3:a:protobufjs_project:protobufjs-cli:2.0.0
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cpe:2.3:a:protobufjs_project:protobufjs-cli:2.0.1