Wufoo Shortcode
Wufoo Shortcode has 2 disclosed vulnerabilities in the WordSec catalog, reported between 2023 and 2026; 1 is fixed and 1 remains unpatched as of September 2026. Their average CVSS score is 6.4, and the most serious one scores 6.4 out of 10.
The most common weakness is Cross-Site Scripting, behind 2 of the records (100%).
1 of the records (50%) have a vendor fix, while 1 remain unpatched. The oldest unresolved one dates back to 2026.
2 independent researchers contributed these findings, one record each. Wufoo Shortcode is installed on roughly 10,000 WordPress sites, so each unpatched flaw has a wide blast radius. The current release is tested up to WordPress 6.0.14.
CVE-2026-66643Wufoo Shortcode <= 1.55 - Authenticated (Contributor+) Stored Cross-Site Scripting
Read the full analysisVulnerability Records
Wufoo Shortcode
Author
wronganswersonly
Allows the use of a special short code [wufoo] for embedding Wufoo forms. It’s best to grab the shortcode from the Wufoo Code Manager. Example: [wufoo username=”examples” formhash=”z7w4r7″ autoresize=”true” height=”517″ header=”show” ssl=”true”] For advanced users, you can pre-set Wufoo form values with an extra parameter: defaultv=”Field1=Bob&Field2=Sandwich Eater”
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