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CVE-2026-40309— Masa CMS CSRF in trash management allows unauthorized permanent deletion of deleted content

EPSS 0.02% · P5
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I. Basic Information for CVE-2026-40309

Vulnerability Information

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Vulnerability Title
Masa CMS CSRF in trash management allows unauthorized permanent deletion of deleted content
Source: NVD (National Vulnerability Database)
Vulnerability Description
Masa CMS is a content management system forked from Mura CMS. In versions 7.5.2 and earlier, the cTrash.empty function does not validate anti-CSRF tokens for trash management requests. An attacker can induce a logged-in administrator to submit a forged request that empties the trash and permanently deletes all deleted content. This can cause irreversible data loss and disrupt recovery of content intended for restoration. This issue has been fixed in versions 7.2.10, 7.3.15, 7.4.10, and 7.5.3. As a workaround, restrict access to the administrative backend, use browser isolation for administrative sessions, and maintain current database backups to recover from unauthorized deletion.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨站请求伪造(CSRF)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Masa CMS 跨站请求伪造漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Masa CMS是Masa CMS组织的一个数字体验平台。 Masa CMS 7.5.2及之前版本存在跨站请求伪造漏洞,该漏洞源于cTrash.empty函数未验证反CSRF令牌,可能导致攻击者诱导管理员提交伪造请求清空回收站并永久删除所有已删除内容。
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
MasaCMSMasaCMS < 7.2.10 -

II. Public POCs for CVE-2026-40309

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III. Intelligence Information for CVE-2026-40309

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Same Patch Batch · MasaCMS · 2026-05-06 · 5 CVEs total

CVE-2026-40325Masa CMS CSRF in content restoration allows unauthorized restoration of deleted content
CVE-2026-40332Masa CMS open redirect via improper handling of scheme-relative URLs
CVE-2026-40326Masa CMS CSRF in site bundle creation allows unauthorized site data export
CVE-2026-40174Masa CMS CSRF in user address management allows unauthorized address changes

IV. Related Vulnerabilities

V. Comments for CVE-2026-40309

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