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CVE-2023-45603— WordPress User Submitted Posts Plugin <= 20230902 is vulnerable to Arbitrary File Upload

Quick assessment

Affected
Jeff Starr User Submitted Posts – Enable Users to Submit Posts from the Front End
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.

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。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress plugin是一个应用插件。 WordPress Plugin User Submitted Posts 存在代码问题漏洞。目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。

CVSS 9.0 · Critical EPSS 0.90% · P58

Possible ATT&CK Techniques 1 AI

T1505.003 · Web Shell
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I. Basic Information for CVE-2023-45603

Vulnerability Information
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Vulnerability Title
WordPress User Submitted Posts Plugin <= 20230902 is vulnerable to Arbitrary File Upload
Source: CVE Program / CVE List V5
Vulnerability Description
Unrestricted Upload of File with Dangerous Type vulnerability in Jeff Starr User Submitted Posts – Enable Users to Submit Posts from the Front End.This issue affects User Submitted Posts – Enable Users to Submit Posts from the Front End: from n/a through 20230902.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5
Vulnerability Title
WordPress Plugin User Submitted Posts 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。该平台支持在PHP和MySQL的服务器上架设个人博客网站。WordPress plugin是一个应用插件。 WordPress Plugin User Submitted Posts 存在代码问题漏洞。目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。
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)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
Jeff Starr User Submitted Posts – Enable Users to Submit Posts from the Front End n/a ~ 20230902 -

II. Public POCs for CVE-2023-45603

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III. Intelligence Information for CVE-2023-45603

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Vendor Advisories for CVE-2023-45603 (1)

IV. Related Vulnerabilities

Same product: User Submitted Posts – Enable Users to Submit Posts from the Front End
Same vendor: Jeff Starr
Same weakness: CWE-434

V. Comments for CVE-2023-45603

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