CVE-2026-96895 WP YouTube Lyte CVE debrief

Who should care

Defenders and administrators of WordPress installations using the WP YouTube Lyte plugin, especially those with users having contributor roles, should assess exposure and prioritize updating the plugin.

Why it matters

The WP YouTube Lyte WordPress plugin vulnerability allows Stored Cross-Site Scripting attacks, impacting users with contributor roles, and requires verification and updates to mitigate.

• Potential for Stored Cross-Site Scripting attacks
• Exposure for users with contributor roles
• Need for verification and updates to the WP YouTube Lyte plugin

Technical summary

The WP YouTube Lyte WordPress plugin before 1.7.31 does not escape some attributes of YouTube embed blocks before outputting them in an HTML attribute when rendering the block, allowing users with a role as low as contributor to perform Stored Cross-Site Scripting attacks. The vulnerability is caused by insufficient input validation and sanitization of user-supplied data. Defenders should prioritize verifying and updating the WP YouTube Lyte WordPress plugin to version 1.7.31 or later, and assess exposure for users with contributor roles.

Defensive priority

Defenders should prioritize verifying and updating the WP YouTube Lyte WordPress plugin to version 1.7.31 or later, and assess exposure for users with contributor roles.

Recommended defensive actions

• Verify and update the WP YouTube Lyte WordPress plugin to version 1.7.31 or later
• Assess exposure for users with contributor roles
• Monitor for potential Stored Cross-Site Scripting attacks
• 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 CVE record and NVD vulnerability detail page provide information on the vulnerability, but limited details are available on exploitation or impact. The WPScan source reference also provides additional context on the vulnerability. Defenders should verify the vulnerability and update the WP YouTube Lyte WordPress plugin to version 1.7.31 or later. The vulnerability allows Stored Cross-Site Scripting attacks, impacting users with contributor roles.

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.