CVE-2026-102002 themeisle CVE debrief

Who should care

Defenders responsible for WordPress sites using the Otter Blocks plugin should assess exposure and prioritize mitigation, especially for sites using the plugin's form feature. This includes reviewing the current plugin version, restricting access to the form feature, and monitoring for suspicious activity. Site administrators and security teams need to verify and mitigate this vulnerability to prevent potential information disclosure and ensure the site's

Why it matters

CVE-2026-102002 is a Sensitive Information Exposure vulnerability in the Otter Blocks plugin for WordPress. Defenders should prioritize verifying and mitigating this vulnerability, especially for sites using the plugin's form feature, to prevent potential information disclosure.

• Defenders need to verify and mitigate this vulnerability to prevent potential information disclosure.
• Sites using the plugin's form feature may be exposed to sensitive information extraction by authenticated attackers.

Technical summary

The Otter Blocks – Gutenberg Blocks, Page Builder for Gutenberg Editor & FSE plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 3.2.6 via the 'otter_form_widget_filter' parameter. This makes it possible for authenticated attackers, with subscriber-level access and above, to extract the email addresses of the five most recent form submitters, their submission dates, and the site's total form submission count.

Defensive priority

Defenders should prioritize verifying and mitigating this vulnerability, especially for sites using the plugin's form feature.

Recommended defensive actions

• Verify the Otter Blocks plugin version and update to a fixed version if necessary
• Restrict access to the plugin's form feature to authorized users only
• Monitor for suspicious activity related to form submissions
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check relevant monitoring, detection, and logs for exposed assets that need extra review
• Track exceptions, retest remediated assets, and close the item only after evidence is documented
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The vulnerability exists in all versions up to, and including, 3.2.6 of the Otter Blocks plugin via the 'otter_form_widget_filter' parameter. The exposure is active on any standard site using the plugin's form feature.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.