{"id":"UBUNTU-CVE-2023-26053","details":"Gradle is a build tool with a focus on build automation and support for multi-language development. This is a collision attack on long IDs (64bits) for PGP keys. Users of dependency verification in Gradle are vulnerable if they use long IDs for PGP keys in a `trusted-key` or `pgp` element in their dependency verification metadata file. The fix is to fail dependency verification if anything but a fingerprint is used in a trust element in dependency verification metadata. The problem is fixed in Gradle 8.0 and above. The problem is also patched in Gradle 6.9.4 and 7.6.1. As a workaround, use only full fingerprint IDs for `trusted-key` or `pgp` element in the metadata is a protection against this issue.","modified":"2026-05-20T16:13:29.487061073Z","published":"2023-03-02T04:15:00Z","upstream":["CVE-2023-26053"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-26053"},{"type":"REPORT","url":"https://github.com/gradle/gradle/commit/bf3cc0f2b463033037e67aaacda31291643ea1a9"},{"type":"REPORT","url":"https://github.com/gradle/gradle/security/advisories/GHSA-c724-3xg7-g3hf"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2023-26053"}],"affected":[{"package":{"name":"gradle","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/gradle?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.5-3","2.7-1","2.7-2","2.7-3","2.10-1"],"ecosystem_specific":{"binaries":[{"binary_name":"gradle","binary_version":"2.10-1"},{"binary_name":"libgradle-core-java","binary_version":"2.10-1"},{"binary_version":"2.10-1","binary_name":"libgradle-plugins-java"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-26053.json"}},{"package":{"name":"gradle","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/gradle?arch=source&distro=esm-apps%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.2.1-3build2","3.2.1-4","3.2.1-5","3.4.1-4","3.4.1-6","3.4.1-7ubuntu1","4.4.1-5ubuntu2~18.04","4.4.1-5ubuntu2~18.04+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"gradle","binary_version":"4.4.1-5ubuntu2~18.04+esm1"},{"binary_name":"libgradle-core-java","binary_version":"4.4.1-5ubuntu2~18.04+esm1"},{"binary_name":"libgradle-plugins-java","binary_version":"4.4.1-5ubuntu2~18.04+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-26053.json"}},{"package":{"name":"gradle","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/gradle?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.4.1-8","4.4.1-9","4.4.1-10"],"ecosystem_specific":{"binaries":[{"binary_name":"gradle","binary_version":"4.4.1-10"},{"binary_version":"4.4.1-10","binary_name":"libgradle-core-java"},{"binary_version":"4.4.1-10","binary_name":"libgradle-plugins-java"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-26053.json"}},{"package":{"name":"gradle","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/gradle?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.4.1-13"],"ecosystem_specific":{"binaries":[{"binary_name":"gradle","binary_version":"4.4.1-13"},{"binary_name":"libgradle-core-java","binary_version":"4.4.1-13"},{"binary_version":"4.4.1-13","binary_name":"libgradle-plugins-java"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-26053.json"}},{"package":{"name":"gradle","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/gradle?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.4.1-18","4.4.1-20"],"ecosystem_specific":{"binaries":[{"binary_name":"gradle","binary_version":"4.4.1-20"},{"binary_name":"libgradle-core-java","binary_version":"4.4.1-20"},{"binary_version":"4.4.1-20","binary_name":"libgradle-plugins-java"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-26053.json"}},{"package":{"name":"gradle","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/gradle?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.4.1-22"],"ecosystem_specific":{"binaries":[{"binary_name":"gradle","binary_version":"4.4.1-22"},{"binary_version":"4.4.1-22","binary_name":"libgradle-core-java"},{"binary_name":"libgradle-plugins-java","binary_version":"4.4.1-22"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-26053.json"}},{"package":{"name":"gradle","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/gradle?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.4.1-22","4.4.1-22build1","4.4.1-22ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"gradle","binary_version":"4.4.1-22ubuntu1"},{"binary_version":"4.4.1-22ubuntu1","binary_name":"libgradle-core-java"},{"binary_name":"libgradle-plugins-java","binary_version":"4.4.1-22ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-26053.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}