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CVE-2026-119762— Axigen Mail Server before 10.5.69, 10.6.40, and 10.7.2 Unauthenticated DoS via Nested Requests

Quick assessment

Affected
Axigen Axigen Mail Server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Axigen Mail Server 在以下版本中存在未认证的拒绝服务漏洞：10.5.69 之前的版本、10.6.x 系列中 10.6.40 之前的版本，以及 10.7.x 系列中 10.7.2 之前的版本。该漏洞源于在身份验证之前解析 SOAP/XML 和 JSON 请求体时，未对嵌套深度进行限制。攻击者可向 WebMail、WebAdmin 或 WebMail Proxy 监听器发送单个深度嵌套的请求，从而耗尽系统栈资源，导致 SMTP、IMAP、POP3 及 Web 服务反复崩溃。

CVSS 7.5 · High

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 3

VendorProduct Version RangeStatus
Axigen Axigen Mail Server 10.0.0< 10.5.69 affected
10.6.0< 10.6.40 affected
10.7.0< 10.7.2 affected
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I. Basic Information for CVE-2026-119762

Vulnerability Information
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Vulnerability Title
Axigen Mail Server before 10.5.69, 10.6.40, and 10.7.2 Unauthenticated DoS via Nested Requests
Source: CVE Program / CVE List V5
Vulnerability Description
Axigen Mail Server before 10.5.69, 10.6.x before 10.6.40, and 10.7.x before 10.7.2 contains an unauthenticated denial of service vulnerability caused by unbounded nesting depth when parsing SOAP/XML and JSON request bodies before authentication. Attackers can send a single deeply nested request to WebMail, WebAdmin, or WebMail Proxy listeners to exhaust the stack and crash SMTP, IMAP, POP3, and web services repeatedly.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未经控制的递归
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Axigen Axigen Mail Server 10.0.0 ~ 10.5.69 -

II. Public POCs for CVE-2026-119762

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III. Intelligence Information for CVE-2026-119762

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Other References for CVE-2026-119762 (4)

IV. Related Vulnerabilities

Same product: Axigen Mail Server
Same vendor: Axigen
Same weakness: CWE-674