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CVE-2025-5498— slackero phpwcms Custom Source Tab cnt21.readform.inc.php is_file deserialization

Quick assessment

Affected
slackero phpwcms
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.

phpwcms是slackero开源的一个开源的Web内容管理系统。它快速，易于安装并可运行在任何支持PHP/MySQL的标准web服务器平台上。 phpwcms 1.9.45和1.10.8及之前版本存在代码问题漏洞，该漏洞源于对参数cpage_custom的错误操作导致反序列化。

CVSS 5.5 · Medium EPSS 0.47% · P39

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-5498

Vulnerability Information
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Vulnerability Title
slackero phpwcms Custom Source Tab cnt21.readform.inc.php is_file deserialization
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in slackero phpwcms up to 1.9.45/1.10.8. It has been rated as critical. This issue affects the function file_get_contents/is_file of the file include/inc_lib/content/cnt21.readform.inc.php of the component Custom Source Tab. The manipulation of the argument cpage_custom leads to deserialization. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.9.46 and 1.10.9 is able to address this issue. It is recommended to upgrade the affected component.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Vulnerability Title
phpwcms 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
phpwcms是slackero开源的一个开源的Web内容管理系统。它快速，易于安装并可运行在任何支持PHP/MySQL的标准web服务器平台上。 phpwcms 1.9.45和1.10.8及之前版本存在代码问题漏洞，该漏洞源于对参数cpage_custom的错误操作导致反序列化。
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

Vendor Product Affected Versions CPE Subscribe
slackero phpwcms 1.9.0 -

II. Public POCs for CVE-2025-5498

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III. Intelligence Information for CVE-2025-5498

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Same Patch Batch · slackero · 2025-06-03 · 3 CVEs total

CVE-2025-5499 7.3 HIGH slackero phpwcms image_resized.php getimagesize deserialization
CVE-2025-5497 6.3 MEDIUM slackero phpwcms Feedimport processing.inc.php deserialization

IV. Related Vulnerabilities

Same product: phpwcms
Same vendor: slackero
Same weakness: CWE-502

V. Comments for CVE-2025-5498

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