CVE-2018-16283

The Wechat Broadcast plugin 1.2.0 and earlier for WordPress allows Directory Traversal via the Image.php url parameter

published September 24, 2018

Patch now

High probability of exploitation

NVD has not assigned a CVSS score to this record. It sits in the 99.2th percentile for exploit probability.

CVSS
—
EPSS
63%
Percentile
99.2
In the wild
Unconfirmed
What it is

⚠️ A crafty path traversal vulnerability lurks in the Wechat Broadcast plugin versions 1.2.0 and earlier! An attacker can exploit this through the Image.php url parameter, leading to potential chaos! Think of it like a delivery driver who blindly follows a poorly written address, wandering into restricted areas and accessing sensitive packages meant for other locations. This flaw allows attackers to navigate the file structure of your WordPress site, potentially exposing private information. If exploited, an attacker could access sensitive files, leading to data leakage or even a complete site compromise. This could result in unauthorized access to critical files, putting your site's integrity at risk—definitely not a scenario any website owner wants to face!

Put simply

Think of it like a delivery driver who blindly follows a poorly written address, wandering into restricted areas and accessing sensitive packages meant for other locations. This flaw allows attackers to navigate the file structure of your WordPress site, potentially exposing private information. This vulnerability allows a directory traversal attack by manipulating the Image.php url parameter, enabling unauthorized access to files outside the intended directory. The flaw exists in the handling of user input without proper validation, making it a sneaky exploit.

What to do

If exploited, an attacker could access sensitive files, leading to data leakage or even a complete site compromise. This could result in unauthorized access to critical files, putting your site's integrity at risk—definitely not a scenario any website owner wants to face! To protect your site, immediately update the Wechat Broadcast plugin to the latest version, as the vulnerability is fixed in subsequent releases. Additionally, review your file permissions and implement strict input validation to minimize risks. You've got this! Follow these steps and you'll have your site safeguarded in no time! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.63070 · 99.2th percentile
Published
2018-09-24T22:00Z
EPSS history
Timeline
  • 22 SEP 03:15Z
    EPSS moved 63% → 25%
    epss
  • 06 SEP 03:11Z
    EPSS moved 63% → 25%
    epss
  • 30 AUG 16:00Z
    EPSS moved 25% → 63%
    epss
  • 29 AUG 04:34Z
    EPSS moved 63% → 25%
    epss
  • 24 SEP 22:00Z
    The Wechat Broadcast plugin 1.2.0 and earlier for WordPress allows Directory Traversal via the Image.php url parameter
    cvelistv5