{"id":"CVE-2025-42599","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-42599","generatedAt":"2026-10-28T11:56:28.715Z","title":"Qualitia Active! Mail Stack-Based Buffer Overflow Vulnerability","description":"Active! mail 6 BuildInfo: 6.60.05008561 and earlier contains a stack-based buffer overflow vulnerability. Receiving a specially crafted request created and sent by a remote unauthenticated attacker may lead to arbitrary code execution and/or a denial-of-service (DoS) condition.","published":"2025-04-18T04:15:31.000Z","lastModified":"2026-09-24T13:10:00.000Z","status":"Analyzed","sourceIdentifier":"vultures@jpcert.or.jp","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-121"],"affected":["qualitia/active\\! mail"],"epss":{"score":0.03355,"percentile":0.88638,"date":"2026-10-27","history":[]},"kev":{"listed":true,"dateAdded":"2025-04-28","dueDate":"2025-05-19","knownRansomwareCampaignUse":"Unknown","notes":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.\nhttps://www.qualitia.com/jp/news/2025/04/18_1030.html ; https://nvd.nist.gov/vuln/detail/CVE-2025-42599"},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 19 May 2025). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"https://jvn.jp/en/jp/JVN22348866/","tags":["Third Party Advisory"],"source":"vultures@jpcert.or.jp"},{"url":"https://www.qualitia.com/jp/news/2025/04/18_1030.html","tags":["Vendor Advisory"],"source":"vultures@jpcert.or.jp"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-42599","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-42599","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}