# CVE-2025-42599

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.

- Page: https://www.vulneraibility.com/cve/CVE-2025-42599
- CVSS: 9.8
- Known exploited: yes, in CISA KEV since 2025-04-28; CISA due date 2025-05-19
- EPSS: 3.36%
- CISA SSVC: exploitation active, automatable yes, technical impact total (assessed 2025-04-30)
- Weakness: CWE-121
- Published: 2025-04-18

## Affected versions

- QUALITIA CO., LTD. Active! mail 6: affected BuildInfo: 6.60.05008561 and earlier

A version outside these ranges is not a statement that it is unaffected.

## References

- [other] https://www.qualitia.com/jp/news/2025/04/18_1030.html
- [other] https://jvn.jp/en/jp/JVN22348866/
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-42599

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.