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I. Basic Information for CVE-2025-13543
Vulnerability Information
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Vulnerability Title
PostGallery <= 1.12.5 - Authenticated (Subscriber+) Arbitrary File Upload
Source: NVD (National Vulnerability Database)
Vulnerability Description
The PostGallery plugin for WordPress is vulnerable to arbitrary file uploads due to incorrect file type validation in the 'PostGalleryUploader' class functions in all versions up to, and including, 1.12.5. This makes it possible for authenticated attackers, with subscriber-level and above permissions, to upload arbitrary files on the affected site's server which may make remote code execution possible.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
危险类型文件的不加限制上传
Source: NVD (National Vulnerability Database)
Vulnerability Title
WordPress plugin PostGallery 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress和WordPress plugin都是WordPress基金会的产品。WordPress是一套使用PHP语言开发的博客平台。该平台具有在基于PHP和MySQL的服务器上架设个人博客网站的功能。WordPress plugin是一个应用插件。 WordPress plugin PostGallery 1.12.5及之前版本存在代码问题漏洞，该漏洞源于文件类型验证不当，可能导致任意文件上传。
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
rtowebsitesPostGallery * ~ 1.12.5 -
II. Public POCs for CVE-2025-13543
#POC DescriptionSource LinkShenlong Link
1Disclosure for CVE-2025-13543https://github.com/MooseLoveti/PostGallery-CVE-ReportPOC Details
2A security-hardened fork of the abandoned "PostGallery" WordPress plugin. Fixes critical Arbitrary File Upload (CVE-2025-13543) and Guest Access vulnerabilities.https://github.com/Sudo-WP/sudowp-postgalleryPOC Details
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III. Intelligence Information for CVE-2025-13543
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IV. Related Vulnerabilities
Same vendor: rtowebsites
Same weakness: CWE-434
V. Comments for CVE-2025-13543

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