CVE-2026-59947 Composer: URL-embedded HTTP-Basic username leaks to verbose logs (GitHub PAT exposure)

Composer is a dependency Manager for the PHP language. Prior to 2.2.29 and 2.10.2, when Composer is run with -vvv debug verbosity, it could print a credential embedded in the username slot of a repository or package URL, such as a GitHub Personal Access Token in https://TOKEN@host/, to debug outp...

CVE-2026-59947 Composer: URL-embedded HTTP-Basic username leaks to verbose logs (GitHub PAT exposure)

Composer is a dependency Manager for the PHP language. Prior to 2.2.29 and 2.10.2, when Composer is run with -vvv debug verbosity, it could print a credential embedded in the username slot of a repository or package URL, such as a GitHub Personal Access Token in https://TOKEN@host/, to debug outp...

CVE-2026-59947

Composer is a dependency Manager for the PHP language. Prior to 2.2.29 and 2.10.2, when Composer is run with -vvv debug verbosity, it could print a credential embedded in the username slot of a repository or package URL, such as a GitHub Personal Access Token in https://TOKEN@host/, to debug outp...

CVE-2026-59947

Composer is affected: prior to versions 2.2.29 and 2.10.2, running with -vvv could leak credentials embedded in the username slot of a repository or package URL (e.g., https://TOKEN@host/) to debug logs because AuthHelper, Url::sanitize, and ProcessExecutor did not sanitize username-only URL cred...

CVE-2026-59948 Composer: Arbitrary file write outside vendor via malicious transitive package name

Composer is a dependency Manager for the PHP language. Prior to 2.2.29 and 2.10.2, a maliciously crafted package from an untrusted repository other than Packagist.org or Private Packagist can cause Composer to write attacker-controlled files outside the vendor directory and outside the project...

CVE-2026-59948

Composer is a dependency Manager for the PHP language. Prior to 2.2.29 and 2.10.2, a maliciously crafted package from an untrusted repository other than Packagist.org or Private Packagist can cause Composer to write attacker-controlled files outside the vendor directory and outside the project...

CVE-2026-59948 Composer: Arbitrary file write outside vendor via malicious transitive package name

Composer is a dependency Manager for the PHP language. Prior to 2.2.29 and 2.10.2, a maliciously crafted package from an untrusted repository other than Packagist.org or Private Packagist can cause Composer to write attacker-controlled files outside the vendor directory and outside the project...

CVE-2026-59948

Composer is a dependency Manager for the PHP language. Prior to 2.2.29 and 2.10.2, a maliciously crafted package from an untrusted repository other than Packagist.org or Private Packagist can cause Composer to write attacker-controlled files outside the vendor directory and outside the project...

CVE-2026-59948

CVE-2026-59948 affects Composer (PHP dependency manager). A malicious package from an untrusted repo (not Packagist.org/Private Packagist) with an invalid name could cause install/update to write attacker-controlled files outside the vendor directory and project. Root cause: failure to validate t...

CVE-2026-59948 Composer: Arbitrary file write outside vendor via malicious transitive package name

Composer is a dependency Manager for the PHP language. Prior to 2.2.29 and 2.10.2, a maliciously crafted package from an untrusted repository other than Packagist.org or Private Packagist can cause Composer to write attacker-controlled files outside the vendor directory and outside the project...

CVE-2026-59946

CVE-2026-59946 affects Composer (PHP dependency manager). A bin entry containing trailing .. path segments could resolve outside the package install directory, enabling the binary installation flow to chmod an existing host file to world-readable/world-executable during composer install, update, ...

CVE-2026-59946 Composer: Path traversal in package bin field lets dependencies chmod arbitrary host files

Composer is a dependency Manager for the PHP language. Prior to 2.2.29 and 2.10.2, a Composer package bin entry containing .. path segments can resolve outside the package install directory and cause Composer's binary installation flow to chmod an existing host file to a world-readable and...

CVE-2026-59946

Composer is a dependency Manager for the PHP language. Prior to 2.2.29 and 2.10.2, a Composer package bin entry containing .. path segments can resolve outside the package install directory and cause Composer's binary installation flow to chmod an existing host file to a world-readable and...

CVE-2026-59946 Composer: Path traversal in package bin field lets dependencies chmod arbitrary host files

Composer is a dependency Manager for the PHP language. Prior to 2.2.29 and 2.10.2, a Composer package bin entry containing .. path segments can resolve outside the package install directory and cause Composer's binary installation flow to chmod an existing host file to a world-readable and...

CVE-2026-59946

Composer is a dependency Manager for the PHP language. Prior to 2.2.29 and 2.10.2, a Composer package bin entry containing .. path segments can resolve outside the package install directory and cause Composer's binary installation flow to chmod an existing host file to a world-readable and...

CVE-2026-59946 Composer: Path traversal in package bin field lets dependencies chmod arbitrary host files

Composer is a dependency Manager for the PHP language. Prior to 2.2.29 and 2.10.2, a Composer package bin entry containing .. path segments can resolve outside the package install directory and cause Composer's binary installation flow to chmod an existing host file to a world-readable and...

PT-2026-56551

Name of the Vulnerable Software and Affected Versions Composer versions prior to 2.2.29 Composer versions prior to 2.10.2 Description Composer, a dependency manager for the PHP language, fails to correctly validate package names from untrusted repositories other than Packagist.org or Private...

WordPress tagDiv Composer plugin <= 5.4.5 - Cross Site Scripting (XSS) vulnerability

Cross Site Scripting XSS vulnerability discovered by Bonds in WordPress Plugin tagDiv Composer versions = 5.4.5...

North Korean Hackers Publish 108 Malicious Packages and Extensions in PolinRider Campaign

The North Korean threat actors linked to the Contagious Interview campaign have been observed publishing 108 unique packages and web browser extensions spanning npm, Packagist, Go, and Google Chrome as part of an ongoing activity referred to as PolinRider. "The campaign remains active, and new...

Missing Authorization

Overview Affected versions of this package are vulnerable to Missing Authorization via insufficient permission checks in the process handling Composer package source links. An attacker can gain unauthorized access to private or internal package source information by directly accessing these links...