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Home / Threats / CVE-2026-6268

CVE-2026-6268 - Before 22 Theme

CVE-2026-6268

Vulnerability CVE-2026-6268 THEME before-22 HIGH

The EventPress WordPress theme before 22.2 does not sanitize or escape the 'id' parameter in the eventpress_customizer_notify_dismiss_action AJAX handler before outputting it back in the response, allowing unauthenticated attackers to perform Reflected Cross-Site Scripting attacks against logged-in users.

CVE-2026-6268

HIGH CVSS 7.1 Published 2026-05-27 Updated 2026-05-27
AI Risk Elevated (71/100) Active Exploit: No strong signal Published Exploit: No public exploit references Priority: P3 Priority
Severity Band HIGH
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Affected Components 2
Reference Links 1
AI Risk Engine Elevated (71/100)
Exploitability Medium
Active Exploitation No strong signal
Published Exploit Status No public exploit references

Threat Timeline

  1. 2026-05-27 CVE published and first recorded in the threat feed.
  2. 2026-05-27 Record updated with latest vulnerability metadata.
  3. 2026-05-29 AI technical context refreshed for mitigation and impact guidance.
  4. Now Monitoring for follow-up changes, linked references, and new related CVEs.

AI Context

Machine-generated threat intelligence

AI Updated 2 days ago

AI enriched 2 days ago (2026-05-29 00:37 UTC)

Technical Summary

The EventPress WordPress theme before 22.2 does not sanitize or escape the 'id' parameter in the eventpress_customizer_notify_dismiss_action AJAX handler before outputting it back in the response, allowing unauthenticated attackers to perform Reflected Cross-Site Scripting attacks against logged-in users.

Potential Impact

Severity is HIGH (CVSS 7.1). Depending on deployment context, affected components may be exposed to unauthorized actions or data integrity risk.

Exploitability Assessment

Exploitability is assessed as Medium based on low-bar exploit prerequisites.

Primary risk drivers: low-bar exploit prerequisites

Mitigation Recommendations

Validate affected product versions, prioritize patching, and monitor references for vendor remediation guidance. If immediate patching is not possible, apply compensating controls and limit exposure of vulnerable surfaces.

Detection & Monitoring

Track authentication anomalies, unexpected file writes, and suspicious plugin API activity around affected components.

Business Impact Lens

AI risk score 71/100 (Elevated, Medium) with priority P3 Priority. Prioritize remediation where affected components process customer data, admin sessions, or Internet-exposed workflows.

Affected Products

Before 22 THEME · before-22 Affected: < 22.2 Fixed in: 22.2
Eventpress THEME · eventpress Affected: < 22.2 Fixed in: 22.2
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