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CVE-2026-44742

CVSS 7.2 · High EPSS 0.01% · P2
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I. Basic Information for CVE-2026-44742

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Postorius through 1.3.13 does not escape HTML in the message subject when rendering it in the Held messages pop-up, as exploited in the wild in May 2026.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Postorius 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Postorius是GNU Mailman开源的一个管理邮件列表的Web应用。应用软件 Postorius 1.3.13及之前版本存在跨站脚本漏洞，该漏洞源于在Held messages弹出窗口中渲染时未转义消息主题中的HTML。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
Postorius projectPostorius 0 ~ 1.3.13 -

II. Public POCs for CVE-2026-44742

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III. Intelligence Information for CVE-2026-44742

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IV. Related Vulnerabilities

Same weakness: CWE-79

V. Comments for CVE-2026-44742

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