CVE-2026-42732: WPQuads Ads by WPQuads broken authentication via input manipulation

CVE-2026-42732 · Severity: medium · CVSS 6.5 · Published 2026-05-27

Ads by WPQuads is a popular WordPress plugin used to manage and display advertisements on websites. A security flaw in the plugin allows unauthorized individuals to manipulate input data, potentially bypassing authentication checks. This could allow an attacker to perform administrative actions or gain unauthorized access to the website's management features.

Technologies: WPQuads Ads by WPQuads. Vendors: WPQuads.

Quick answers

Is CVE-2026-42732 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-42732 being exploited in the wild.
How severe is CVE-2026-42732?
Medium severity, with a CVSS score of 6.5, published 27 May 2026.
Which products and versions are affected?
WPQuads Ads by WPQuads <= 3.0.2.
Is there a fix for CVE-2026-42732?
A patch was published on 2026-05-27: Fixed in version 3.0.3 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-42732 attacked?
It is attacked over the network, in a software library.
Am I affected by CVE-2026-42732?
Check whether you run WPQuads Ads by WPQuads at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

The Ads by WPQuads (quick-adsense-reloaded) plugin for WordPress (versions up to and including 3.0.2) suffers from a broken authentication vulnerability categorized under CWE-1284 (Improper Validation of Specified Quantity in Input). The flaw allows an unauthenticated remote attacker to manipulate input data to bypass security checks. This can be leveraged to execute actions that are typically restricted to high-privileged users, potentially leading to full administrative access. The vulnerability is addressed in version 3.0.3.

Affected products

  • WPQuads Ads by WPQuads (quick-adsense-reloaded) <= 3.0.2

Timeline

  • 2026-04-24: other: Reported by Bas Albers
  • 2026-05-24: advisory: Patchstack advisory published
  • 2026-05-27: disclosed: CVE published to NVD
  • 2026-05-27: patched: Fixed in version 3.0.3

References

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