{"id":"CVE-2025-12686","title":"Buffer copy without checking size of input ('Classic Buffer Overflow') vulnerability in AdminCenter in Synology BeeStation OS before 1.3.2-65648 allows remote attackers to execute arbitrary code via unspecified vectors.","summary":"Buffer copy without checking size of input ('Classic Buffer Overflow') vulnerability in AdminCenter in Synology BeeStation OS before 1.3.2-65648 allows remote attackers to execute arbitrary code via unspecified vectors.","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-120"],"vendor":"synology","product":"beestation_os","affected":["beestation_os >= 1.0, < 1.3.2"],"patched":["beestation_os 1.3.2"],"published":"2026-05-27","updated":"2026-09-30","sourceUpdated":"2026-09-30T21:10:00.190","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-12686","references":[{"url":"https://www.synology.com/en-global/security/advisory/Synology_SA_25_12","label":"security@synology.com"}],"tags":["nvd"],"epss":0.02762,"epssPercentile":0.85759,"ingestedAt":"2026-09-30T21:25:07.732Z","slug":"CVE-2025-12686","body":"## Overview\n\nBuffer copy without checking size of input ('Classic Buffer Overflow') vulnerability in AdminCenter in Synology BeeStation OS before 1.3.2-65648 allows remote attackers to execute arbitrary code via unspecified vectors.\n\n## Affected\n\n- `beestation_os >= 1.0, < 1.3.2`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `beestation_os 1.3.2`","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0.6,"exploitation":0,"ransomware":0},"changes":[]}