What’s Vulnerable › Vulnerabilities
CVE-2026-86612: Ninja Tables < 5.2.17 - Unauthenticated Arbitrary Shortcode Execution via Fluent Forms Data Source
- Severity: medium (CVSS 5.6 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-09-23 · updated 2026-09-23
- Weakness: CWE-74
Description
The Ninja Tables WordPress plugin before 5.2.17 does not restrict shortcode expansion to administrator-authored table rows which, in a non-default configuration, allows unauthenticated users to have arbitrary shortcodes executed on a public page, and to permanently break that page, by submitting an ordinary form entry.
Affected products
- WPManageNinja LLC Ninja Tables: before 5.2.17 — fixed in 5.2.17
How to fix
Upgrade to a fixed version: WPManageNinja LLC Ninja Tables 5.2.17. Check the vendor advisory for mitigations.
References
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