CVE-2025-42599

CRITICALCVSS 9.8Known Exploited

CISA Known Exploited Vulnerability

https://www.qualitia.com/jp/news/2025/04/18_1030.html ; https://nvd.nist.gov/vuln/detail/CVE-2025-42599

Remediation deadline: May 19, 2025

Description

Qualitia Active! Mail contains a stack-based buffer overflow vulnerability that allows a remote, unauthenticated attacker to execute arbitrary or trigger a denial-of-service via a specially crafted request.

Timeline

Published:April 18th, 2025 4:15 AM

Last modified:September 24th, 2026 1:10 PM

Added to KEV:April 28th, 2025

CVSS Scoring

CVSS v3: 9.8 (CRITICAL)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Software

From NVD CPE configuration data

Vendors

qualitia

Products

active\!_mail

Weaknesses (CWE)

CWE-121

References & Reports

Advisories, patches, and third-party reports

https://jvn.jp/en/jp/JVN22348866/Third Party Advisory
https://www.qualitia.com/jp/news/2025/04/18_1030.htmlVendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-42599US Government Resource

Source: NIST NVD · Data may lag official sources by up to one minute