CVE-2021-4357CWE-862

uListing <= 1.6.6 - Unauthenticated Arbitrary Post/Page Deletion

Critical · published June 7, 2023

CVSS v3.1
9.1
EPSS
1%
Percentile
62.8
In the wild
Unconfirmed
What it is

🚨 An unauthenticated attacker can delete any post or page on your WordPress site! This vulnerability in the uListing plugin affects versions up to 1.6.6. 🔥 Think of it as someone sneaking into an office without any ID. They can waltz right up to the filing cabinets and start tossing out documents, completely unchecked! This is absolutely devastating! An attacker could wipe out your site’s content, leaving you scrambling to recover what was lost. Imagine losing all your important posts and pages in one fell swoop — your hard work vanishing like a puff of smoke!

Put simply

Think of it as someone sneaking into an office without any ID. They can waltz right up to the filing cabinets and start tossing out documents, completely unchecked! The uListing plugin for WordPress lacks necessary capability checks and security nonces in the UlistingUserRole::save_role_api function, allowing unauthorized users to delete content without any restrictions.

What to do

This is absolutely devastating! An attacker could wipe out your site’s content, leaving you scrambling to recover what was lost. Imagine losing all your important posts and pages in one fell swoop — your hard work vanishing like a puff of smoke! Immediately update the uListing plugin to version 1.6.7 or higher to close this loophole. Additionally, review your plugin settings to ensure that only authorized users have the necessary capabilities. 🛡️ You've got this! Fixing this vulnerability will make your site much more secure. Let's get to it! 💪🎉

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01010 · 62.8th percentile
Weakness
CWE-862 · Missing Authorization
Published
2023-06-07T01:51Z
EPSS history
Timeline
  • 07 JUN 01:51Z
    uListing <= 1.6.6 - Unauthenticated Arbitrary Post/Page Deletion
    cvelistv5