CVE-2026-3369 — Cross-Site Scripting (XSS)

CVE-2026-3369 — Cross-Site Scripting (XSS)

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CVE-2026-3369 — The Better Find and Replace – AI-Powered Suggestions plugin for WordPress is vulnerable to Stored Cross-Site Scripting via uploaded image title in versions up to, and including, 1.7.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated

What This Means For You

  • If your environment is affected by CWE-79, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-3369 updates and patches.

Related ATT&CK Techniques

🛡️ Detection Rules

8 rules · 6 SIEM formats

8 auto-generated detection rules for this incident, mapped to MITRE ATT&CK. Available in Sigma, Splunk SPL, Sentinel KQL, Elastic Lucene, QRadar AQL, and Wazuh.

high T1190 Initial Access

Web Application Exploitation Attempt — CVE-2026-3369

Sigma YAML — free preview
✓ Sigma 🔒 Splunk SPL 🔒 Sentinel KQL 🔒 Elastic 🔒 QRadar AQL 🔒 Wazuh

Want this in your SIEM's native format? Get Splunk SPL, Sentinel KQL, Elastic, QRadar AQL, or Wazuh — ready to paste.

8 Sigma rules mapped to the ATT&CK techniques from this breach — pick your SIEM and get a ready-to-paste query.

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Indicators of Compromise

IDTypeIndicator
CVE-2026-3369 vulnerability CVE-2026-3369
CWE-79 weakness CWE-79
Source & Attribution
Source PlatformNVD
ChannelNational Vulnerability Database
PublishedApril 16, 2026 at 15:16 UTC

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