REST API Exposure in AppPresser Plugin for WordPress
CVE-2026-121853

Currently unrated

Key Information:

Vendor

WordPress
Status
Apppresser
Vendor
CVE Published:
13 November 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-121853?

The AppPresser WordPress plugin prior to version 5.0.0 contains a vulnerability that allows unauthenticated users to access certain REST API endpoints. This oversight enables unauthorized visitors to retrieve sensitive information about the installed version of AppPresser, its add-ons, and various third-party plugins. Such exposure poses significant risks, making it crucial for users to upgrade to the latest version to enhance their site's security and protect against potential exploitation.

Affected Version(s)

AppPresser 0 < 5.0.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-121853 - Proof of Concept

References

https://wpscan.com/vulnerability/674849e9-44ad-496f-baba-...
exploitvdb-entrytechnical-description

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Raphael P. Cigana
WPScan
.