{"id":"CVE-2026-41011","aliases":["EUVD-2026-34197","GHSA-96vc-39m3-22w5"],"status":"published","title":"PackagePersister.validate_tgz builds \"tar -tf #{tgz} 2\u003e\u00261\" where tgz = File.join(release_dir, ...","description":"PackagePersister.validate_tgz builds \"tar -tf #{tgz} 2\u003e\u00261\" where tgz = File.join(release_dir, 'packages', \"#{name}.tgz\") and name = package_meta['name'] comes directly from release.MF inside the uploaded tarball. The string is passed to Bosh::Common::Exec.sh, which executes via %x{} — i.e., /bin/sh -c. No Shellwords.escape is applied. The Models::Package Sequel validation (VALID_ID = /^[-0-9A-Za-z_+.]+$/i) would reject the name, but in create_package (lines 74–79) the shell-out in save_package_source_blob runs before package.save, so validation fires too late.\n\nAffected versions:\n- BOSH: all versions prior to v282.1.12 (inclusive); fixed in v282.1.12 or later","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00116,"percentile":0.01632,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-78"],"published":"2026-06-04T02:26:11Z","modified":"2026-07-22T20:10:00Z","products":[{"vendor":"cloud foundry","product":"bosh"},{"vendor":"cloud foundry foundation","product":"bosh"}],"references":[{"url":"https://www.cloudfoundry.org/blog/cve-2026-41011-package-name-command-injection/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-41011"},{"url":"https://www.cloudfoundry.org/blog/cve-2026-41011-package-name-command-injection"},{"url":"https://github.com/advisories/GHSA-96vc-39m3-22w5"}],"sources":{"cve":[{"id":"CVE-2026-41011","description":"PackagePersister.validate_tgz builds \"tar -tf #{tgz} 2\u003e\u00261\" where tgz = File.join(release_dir, 'packages', \"#{name}.tgz\") and name = package_meta['name'] comes directly from release.MF inside the uploaded tarball. The string is passed to Bosh::Common::Exec.sh, which executes via %x{} — i.e., /bin/sh -c. No Shellwords.escape is applied. The Models::Package Sequel validation (VALID_ID = /^[-0-9A-Za-z_+.]+$/i) would reject the name, but in create_package (lines 74–79) the shell-out in save_package_source_blob runs before package.save, so validation fires too late.\n\nAffected versions:\n- BOSH: all versions prior to v282.1.12 (inclusive); fixed in v282.1.12 or later","status":"published","published":"2026-06-04T02:26:11.509Z","modified":"2026-06-04T15:07:08.845Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","level":"high","assessor":"cna"},{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T13:41:08.498858Z"}],"euvd":[{"id":"EUVD-2026-34197","description":"PackagePersister.validate_tgz builds \"tar -tf #{tgz} 2\u003e\u00261\" where tgz = File.join(release_dir, 'packages', \"#{name}.tgz\") and name = package_meta['name'] comes directly from release.MF inside the uploaded tarball. The string is passed to Bosh::Common::Exec.sh, which executes via %x{} — i.e., /bin/sh -c. No Shellwords.escape is applied. The Models::Package Sequel validation (VALID_ID = /^[-0-9A-Za-z_+.]+$/i) would reject the name, but in create_package (lines 74–79) the shell-out in save_package_source_blob runs before package.save, so validation fires too late.\n\nAffected versions:\n- BOSH: all versions prior to v282.1.12 (inclusive); fixed in v282.1.12 or later","status":"published","published":"2026-06-04T02:26:11Z","modified":"2026-06-04T15:07:08Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H","level":"high"}],"updated_at":"2026-11-02T18:20:52.744481Z"}],"ghsa":[{"id":"GHSA-96vc-39m3-22w5","title":"PackagePersister.validate_tgz builds \"tar -tf #{tgz} 2\u003e\u00261\" where tgz = File.join(release_dir, ...","description":"PackagePersister.validate_tgz builds \"tar -tf #{tgz} 2\u003e\u00261\" where tgz = File.join(release_dir, 'packages', \"#{name}.tgz\") and name = package_meta['name'] comes directly from release.MF inside the uploaded tarball. The string is passed to Bosh::Common::Exec.sh, which executes via %x{} — i.e., /bin/sh -c. No Shellwords.escape is applied. The Models::Package Sequel validation (VALID_ID = /^[-0-9A-Za-z_+.]+$/i) would reject the name, but in create_package (lines 74–79) the shell-out in save_package_source_blob runs before package.save, so validation fires too late.\n\nAffected versions:\n- BOSH: all versions prior to v282.1.12 (inclusive); fixed in v282.1.12 or later","status":"published","published":"2026-06-04T03:30:22Z","modified":"2026-06-04T03:30:28Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T15:08:32.060893Z"}],"nvd":[{"id":"CVE-2026-41011","description":"PackagePersister.validate_tgz builds \"tar -tf #{tgz} 2\u003e\u00261\" where tgz = File.join(release_dir, 'packages', \"#{name}.tgz\") and name = package_meta['name'] comes directly from release.MF inside the uploaded tarball. The string is passed to Bosh::Common::Exec.sh, which executes via %x{} — i.e., /bin/sh -c. No Shellwords.escape is applied. The Models::Package Sequel validation (VALID_ID = /^[-0-9A-Za-z_+.]+$/i) would reject the name, but in create_package (lines 74–79) the shell-out in save_package_source_blob runs before package.save, so validation fires too late.\n\nAffected versions:\n- BOSH: all versions prior to v282.1.12 (inclusive); fixed in v282.1.12 or later","status":"published","published":"2026-06-04T03:16:19.633Z","modified":"2026-07-22T20:10:00.127Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:12:22.022466Z"}]}}