CVE-2026-6797— Sanluan PublicCMS DocToHtmlUtils.java ZipSecureFile.setMinflateRatio resource consumption
Quick assessment
Affected
Sanluan PublicCMS
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.
PublicCMS是中国PublicCMS公司的一套使用Java语言编写的开源内容管理系统（CMS）。 PublicCMS 6.202506.d及之前版本存在资源管理错误漏洞，该漏洞源于对文件common/src/main/java/com/publiccms/common/tools/DocToHtmlUtils.java中函数ZipSecureFile.setMinflateRatio的错误操作，可能导致资源消耗。
Possible ATT&CK Techniques 1 AI
T1496 · Resource Hijacking
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I. Basic Information for CVE-2026-6797
Vulnerability Information
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Vulnerability Title
Sanluan PublicCMS DocToHtmlUtils.java ZipSecureFile.setMinflateRatio resource consumption
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was identified in Sanluan PublicCMS up to 6.202506.d. Affected by this vulnerability is the function ZipSecureFile.setMinflateRatio of the file common/src/main/java/com/publiccms/common/tools/DocToHtmlUtils.java. Such manipulation leads to resource consumption. It is possible to launch the attack remotely. The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5
Vulnerability Title
PublicCMS 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PublicCMS是中国PublicCMS公司的一套使用Java语言编写的开源内容管理系统（CMS）。 PublicCMS 6.202506.d及之前版本存在资源管理错误漏洞，该漏洞源于对文件common/src/main/java/com/publiccms/common/tools/DocToHtmlUtils.java中函数ZipSecureFile.setMinflateRatio的错误操作，可能导致资源消耗。
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
II. Public POCs for CVE-2026-6797
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Same weakness: CWE-400
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V. Comments for CVE-2026-6797
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