{"schemaVersion":3,"id":"CVE-2026-59947","aliases":["UBUNTU-CVE-2026-59947","DEBIAN-CVE-2026-59947"],"status":"published","duplicateOf":null,"title":null,"description":"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 output because AuthHelper, Url::sanitize, and ProcessExecutor did not sanitize username-only URL credentials. 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