CVE-2026-54271

protobufjs-cli is the command line add-on for protobuf.js. Prior to 1.3.2 and 2.5.0, a previous fix for unsafe name handling in pbjs static / static-module code generation was incomplete. Affected versions of protobufjs-cli could still emit unsafe JavaScript references when generating static outp...

EUVD-2026-38304

protobufjs-cli is the command line add-on for protobuf.js. Prior to 1.3.2 and 2.5.0, a previous fix for unsafe name handling in pbjs static / static-module code generation was incomplete. Affected versions of protobufjs-cli could still emit unsafe JavaScript references when generating static outp...

CVE-2026-54271 protobufjs-cli: Code injection in pbjs static output from crafted JSON descriptor names

protobufjs-cli is the command line add-on for protobuf.js. Prior to 1.3.2 and 2.5.0, a previous fix for unsafe name handling in pbjs static / static-module code generation was incomplete. Affected versions of protobufjs-cli could still emit unsafe JavaScript references when generating static outp...

CVE-2026-54271 protobufjs-cli: Code injection in pbjs static output from crafted JSON descriptor names

protobufjs-cli is the command line add-on for protobuf.js. Prior to 1.3.2 and 2.5.0, a previous fix for unsafe name handling in pbjs static / static-module code generation was incomplete. Affected versions of protobufjs-cli could still emit unsafe JavaScript references when generating static outp...

CVE-2026-54271 protobufjs-cli: Code injection in pbjs static output from crafted JSON descriptor names

protobufjs-cli is the command line add-on for protobuf.js. Prior to 1.3.2 and 2.5.0, a previous fix for unsafe name handling in pbjs static / static-module code generation was incomplete. Affected versions of protobufjs-cli could still emit unsafe JavaScript references when generating static outp...

CVE-2026-54271

The CVE-2026-54271 entry concerns protobufjs-cli (pbjs) static code generation, where insecure handling of pre-parsed JSON descriptors could lead to attacker-controlled JavaScript in generated output. Concrete details across connected sources show that protobufjs-cli versions prior to the fixed r...

Security Bulletin: IBM App Connect Enterprise is vulnerable to multiple vulnerabilities due to Node.js modules fast-uri and protobufjs (CVE-2026-6322, CVE-2026-45740 & CVE-2026-6321)

Summary IBM App Connect Enterprise runtime and IBM App Connect Enterprise Discovery Connectors are vulnerable to multiple vulnerabilities due to Node.js modules fast-uri and protobufjs. Vulnerability Details CVEID:CVE-2026-6322 DESCRIPTION: fast-uri normalize decoded percent-encoded authority...

Arbitrary Code Injection

Overview Affected versions of this package are vulnerable to Arbitrary Code Injection via the pbjs static code generation. An attacker can execute arbitrary code by providing crafted schema names that are incorporated into generated JavaScript output, which is then executed or imported by the...

@forwardimpact/libcodegen (>=0.1.47, <=0.1.52) potentially affected by CVE-2026-54271 via protobufjs-cli (2.0.1)

protobufjs-cli NPM version 2.0.1 is affected by a known vulnerability. The following packages have a transitive dependency on protobufjs-cli and may be impacted: - @forwardimpact/libcodegen =0.1.47, =0.1.52 Source cves: CVE-2026-54271 Source advisory: OSV:GHSA-PR59-H9PH-3FR8...

NPM: protobufjs-cli: Code injection in pbjs static output from crafted JSON descriptor names

NPM: protobufjs-cli: Code injection in pbjs static output from crafted JSON descriptor names vulnerability discovered by ? in WordPress Npm protobufjs-cli versions = 1.3.1...

10minions-engine (>=0.0.1, <=0.0.4), @1amageek/document-propagator (>=0.10.1, <=1.0.0) +1541 more potentially affected by CVE-2026-54271 via protobufjs-cli (>=1.0.0, <=1.2.2)

protobufjs-cli NPM version =1.0.0, =0.0.1, =0.10.1, =1.1.0, =0.4.0, =1.22.0, =6.2.36, =1.0.0-alpha.2, =1.8.0, =0.0.0-beta.0, =1.0.0, =1.0.1, =3.1.0 and more Source cves: CVE-2026-54271 Source advisory: SNYK:JS-PROTOBUFJSCLI-17362836...

10minions-engine (>=0.0.1, <=0.0.4), @0xr404/lol404 (>=1.1.0, <=1.1.6) +3430 more potentially affected by CVE-2026-54271 via protobufjs (>=7.0.0, <=7.6.1)

protobufjs NPM version =7.0.0, =0.0.1, =1.1.0, =1.0.1-beta.0, =0.0.2-beta.0, =1.0.0, =1.5.10, =0.10.1, =1.1.0, =6.0.0, =2.0.2, =3.3.3 and more Source cves: CVE-2026-54271 Source advisory: SNYK:JS-PROTOBUFJS-17362837...

Arbitrary Code Injection

Overview protobufjs is a protocol buffer for JavaScript & TypeScript. Affected versions of this package are vulnerable to Arbitrary Code Injection via the pbjs static code generation. An attacker can execute arbitrary code by providing crafted schema names that are incorporated into generated...

protobufjs-cli: Code injection in pbjs static output from crafted JSON descriptor names

Summary A previous fix for unsafe name handling in pbjs static / static-module code generation was incomplete. Affected versions of protobufjs-cli could still emit unsafe JavaScript references when generating static output from crafted JSON descriptor input. The common case of parsing schemas fro...

Arbitrary Code Injection

Overview protobufjs-cli is a Translates between file formats and generates static code as well as TypeScript definitions. Affected versions of this package are vulnerable to Arbitrary Code Injection via the pbjs static code generation. An attacker can execute arbitrary code by providing crafted...

@forwardimpact/libcodegen (>=0.1.47, <=0.1.52) potentially affected by CVE-2026-54271 via protobufjs-cli (2.0.1)

protobufjs-cli NPM version 2.0.1 is affected by a known vulnerability. The following packages have a transitive dependency on protobufjs-cli and may be impacted: - @forwardimpact/libcodegen =0.1.47, =0.1.52 Source cves: CVE-2026-54271 Source advisory: SNYK:JS-PROTOBUFJSCLI-17362836...

10minions-engine (>=0.0.1, <=0.0.4), @1amageek/document-propagator (>=0.10.1, <=1.0.0) +1541 more potentially affected by CVE-2026-54271 via protobufjs-cli (>=1.0.0, <=1.2.2)

protobufjs-cli NPM version =1.0.0, =0.0.1, =0.10.1, =1.1.0, =0.4.0, =1.22.0, =6.2.36, =1.0.0-alpha.2, =1.8.0, =0.0.0-beta.0, =1.0.0, =1.0.1, =3.1.0 and more Source cves: CVE-2026-54271 Source advisory: OSV:GHSA-PR59-H9PH-3FR8...

@0xchain/telemetry (>=1.1.0-beta.8, <=1.1.0-beta.18), @20206205tech/nestjs-common (>=0.8.0, <=0.11.3) +1110 more potentially affected by CVE-2026-54271 via protobufjs (>=8.0.0, <=8.4.2)

protobufjs NPM version =8.0.0, =1.1.0-beta.8, =0.8.0, =1.0.0, =1.1.4, =0.3.1, =0.3.1, =0.7.1, =0.7.0, =0.8.0 and more Source cves: CVE-2026-54271 Source advisory: SNYK:JS-PROTOBUFJS-17362837...

@agentgate-hedera/passport (>=0.1.1, <=0.1.3), @aliceo2/bookkeeping (1.19.0) +80 more potentially affected by CVE-2026-54270 via protobufjs (>=8.2.0, <=8.4.2)

protobufjs NPM version =8.2.0, =0.1.1, =1.16.0, =1.0.5, =0.0.4, =0.0.4, =0.0.4, =0.0.4, =0.1.37, =0.1.29, =9.1.1-az29, =9.1.1-az31 - @hiero-ledger/sdk 2.85.0 - @identikey/metacoding 0.2.0 and more Source cves: CVE-2026-54270 Source advisory: OSV:GHSA-94RC-8X27-4472...

NPM: protobufjs: Memory amplification from preserved unknown fields in binary decode

NPM: protobufjs: Memory amplification from preserved unknown fields in binary decode vulnerability discovered by ? in WordPress Npm protobufjs versions = 8.2.0, = 8.4.2...