{"id":"CVE-2025-62840","aliases":["EUVD-2026-0663","GHSA-fxxr-j78f-xmmm"],"status":"published","title":"HBS 3 Hybrid Backup Sync","description":"A generation of error message containing sensitive information vulnerability has been reported to affect HBS 3 Hybrid Backup Sync. If an attacker gains local network access, they can then exploit the vulnerability to read application data.\n\nWe have already fixed the vulnerability in the following version:\nHBS 3 Hybrid Backup Sync 26.2.0.938 and later","severity":{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00241,"percentile":0.15369,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-209"],"published":"2026-01-02T15:51:34Z","modified":"2026-10-14T19:10:00Z","products":[{"vendor":"qnap","product":"hybrid_backup_sync"},{"vendor":"qnap systems inc.","product":"hbs 3 hybrid backup sync"}],"references":[{"url":"https://www.qnap.com/en/security-advisory/qsa-25-46","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-62840"},{"url":"https://github.com/advisories/GHSA-fxxr-j78f-xmmm"}],"sources":{"cve":[{"id":"CVE-2025-62840","title":"HBS 3 Hybrid Backup Sync","description":"A generation of error message containing sensitive information vulnerability has been reported to affect HBS 3 Hybrid Backup Sync. If an attacker gains local network access, they can then exploit the vulnerability to read application data.\n\nWe have already fixed the vulnerability in the following version:\nHBS 3 Hybrid Backup Sync 26.2.0.938 and later","status":"published","published":"2026-01-02T15:51:34.972Z","modified":"2026-01-05T20:38:20.032Z","cvss":[{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-209"],"updated_at":"2026-11-02T14:32:54.534202Z"}],"euvd":[{"id":"EUVD-2026-0663","description":"A generation of error message containing sensitive information vulnerability has been reported to affect HBS 3 Hybrid Backup Sync. If an attacker gains local network access, they can then exploit the vulnerability to read application data.\n\nWe have already fixed the vulnerability in the following version:\nHBS 3 Hybrid Backup Sync 26.2.0.938 and later","status":"published","published":"2026-01-02T15:51:34Z","modified":"2026-01-05T20:38:20Z","cvss":[{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T19:48:55.889439Z"}],"ghsa":[{"id":"GHSA-fxxr-j78f-xmmm","title":"A generation of error message containing sensitive information vulnerability has been reported to...","description":"A generation of error message containing sensitive information vulnerability has been reported to affect HBS 3 Hybrid Backup Sync. If an attacker gains local network access, they can then exploit the vulnerability to read application data.\n\nWe have already fixed the vulnerability in the following version:\nHBS 3 Hybrid Backup Sync 26.2.0.938 and later","status":"published","published":"2026-01-02T18:30:31Z","modified":"2026-02-05T21:33:38Z","cvss":[{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-209"],"updated_at":"2026-11-02T15:06:04.029234Z"}],"nvd":[{"id":"CVE-2025-62840","description":"A generation of error message containing sensitive information vulnerability has been reported to affect HBS 3 Hybrid Backup Sync. If an attacker gains local network access, they can then exploit the vulnerability to read application data.\n\nWe have already fixed the vulnerability in the following version:\nHBS 3 Hybrid Backup Sync 26.2.0.938 and later","status":"published","published":"2026-01-02T16:17:00.573Z","modified":"2026-10-14T19:10:00.297Z","cvss":[{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-209"],"updated_at":"2026-11-02T14:11:54.323368Z"}]}}