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Input validation vulnerability in Companion Auto Update 3.2.1

  • Severity: high-risk
  • Status: Fixed
  • Publication: October 2, 2018

The Companion Auto Update plugin for WordPress has a security vulnerability in versions 3.2.0 and earlier. Unauthenticated attackers can exploit this vulnerability by tricking a site administrator into clicking on a malicious link. This could allow the attackers to access local files without proper authorization. The vulnerability is caused by the lack of validation of a special type of code called a “nonce” in the cau_frontend function.

Detected in:

Companion Auto Update fixed vulnerable versions: >= * < 3.2.1

This information is sourced from www.wpvulnerability.com. An open-source database of vulnerabilities maintained by the community. Help us out by submitting vulnerabilities!

Version compare shows which versions have a vulnerability. For example: >= 2.2.8 <= 2.2.21 means:

> from 2.2.8
= including 2.2.8 & 2.2.21
< to 2.2.21

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