CVE-2025-15267 boldthemes CVE debrief

Who should care

Defenders responsible for WordPress sites using the Bold Page Builder plugin should assess exposure and prioritize updates to prevent exploitation. This includes verifying the plugin version, restricting access to the plugin's shortcode functionality, and monitoring for suspicious activity.

Why it matters

The Bold Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting, allowing authenticated attackers to inject arbitrary web scripts. Defenders should prioritize verifying and updating the plugin to prevent exploitation.

• Authenticated attackers with contributor-level access and above can inject arbitrary web scripts in pages.
• Injected scripts will execute whenever a user accesses an injected page.
• Defenders must verify and update the Bold Page Builder plugin to prevent exploitation.
• Exposure requires verification from official sources.

Technical summary

The Bold Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's bt_bb_accordion_item shortcode in all versions up to, and including, 5.6.1 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The vulnerability is caused by the lack of proper input validation and output escaping on user-supplied attributes.

Defensive priority

Defenders should prioritize verifying and updating the Bold Page Builder plugin to prevent exploitation.

Recommended defensive actions

• Verify and update the Bold Page Builder plugin to the latest version.
• Restrict access to the plugin's shortcode functionality.
• Monitor for suspicious activity on WordPress sites using the plugin.
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up.
• Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance.
• Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed.
• technicalSummary

Evidence notes

The CVE record and NVD entry provide details on the vulnerability, including its description and affected versions. The Bold Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's bt_bb_accordion_item shortcode in all versions up to, and including, 5.6.1 due to insufficient input sanitization and output escaping on user supplied attributes. The vulnerability allows authenticated attackers with contributor-level access and above to inject arbitrary web scripts in pages that will execute whenever

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.