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Critical Code Injection Vulnerability in Staggs Plugin for WordPress

Critical Code Injection Vulnerability in Staggs Plugin for WordPress

First seen 11 Nov 2026, 19:45 UTC • •

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ThreatCluster AI
ThreatCluster •November 11, 2026 at 19:46 UTC
  • •CVE-2026-78287 is a critical code injection vulnerability in the Staggs plugin for WordPress.
  • •The vulnerability allows remote code execution, affecting versions up to 3.3.0.
  • •A patch is available, and users are strongly advised to update immediately.

A critical code injection vulnerability, CVE-2026-78287, has been identified in the Staggs plugin for WordPress, affecting versions up to 3.3.0. This flaw allows unauthenticated attackers to execute arbitrary code remotely, posing severe risks to affected sites. The vulnerability stems from improper control over code generation, enabling remote code inclusion. Currently, there is no evidence of public proof-of-concept or confirmed exploitation in the wild. A patch is available, and users are urged to update to versions beyond 3.3.0 immediately. The CVSS score assigned to this vulnerability is 10.0, indicating its critical nature. Organizations using the Staggs plugin should monitor GitHub advisories for updates and apply patches promptly.

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Timeline

2026-11-11
CVE-2026-78287 published
A critical code injection vulnerability in the Staggs plugin for WordPress was disclosed, affecting versions through 3.3.0.
Feedly
2026-11-11
Patch released
A patch for CVE-2026-78287 has been made available, urging users to update to versions beyond 3.3.0.
securityvulnerability.io

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Common questions

Which versions of Staggs are affected?
The vulnerability affects all versions of the Staggs plugin up to and including 3.3.0.
Is there any evidence of exploitation?
Currently, there is no evidence of public proof-of-concept or confirmed exploitation in the wild.
What should I do if I use the Staggs plugin?
You should update to a version beyond 3.3.0 immediately to mitigate the risk.