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PatchSiren cyber security CVE debrief

CVE-2026-14229 ECS CVE debrief

The ECS WordPress plugin before 4.3.8 allows unauthenticated users to retrieve rendered content of unpublished documents through AJAX actions due to insufficient checks on post status and user capabilities. This vulnerability impacts WordPress site administrators, security teams, and users of the ECS WordPress plugin, potentially affecting the confidentiality of unpublished content and the integrity of WordPress sites. The CVE record was published on 2026-08-15T06:16:49.917Z and has not been modified since then. Evidence is limited to public sources and may not reflect the full scope of affected systems or potential impacts. Defenders should verify installed plugin versions, review access controls, and monitor for unusual AJAX action usage patterns.

Vendor
ECS
Product
ECS WordPress plugin
CVSS
Unknown
CISA KEV
Not listed in stored evidence
Original CVE published
2026-08-15
Original CVE updated
2026-08-15
Advisory published
2026-08-15
Advisory updated
2026-08-15

Who should care

WordPress site administrators, security teams, and users of the ECS WordPress plugin should be aware of this vulnerability. They should verify installed plugin versions, review access controls, and monitor for unusual AJAX action usage patterns. This vulnerability may impact the confidentiality of unpublished content and the integrity of WordPress sites using the ECS plugin.

Technical summary

The ECS WordPress plugin before 4.3.8 allows unauthenticated users to retrieve rendered content of unpublished documents through AJAX actions. This is due to insufficient checks on post status and user capabilities. The vulnerability impacts WordPress site administrators, security teams, and users of the ECS WordPress plugin. Technical details are based on publicly available information and may not be exhaustive.

Defensive priority

Unauthenticated users may access rendered content of unpublished documents.

Recommended defensive actions

  • Inventory and verify installed WordPress plugins and versions.
  • Apply vendor patches or updates if available.
  • Monitor for unusual AJAX action usage patterns.
  • Restrict access to sensitive or unpublished content.
  • Implement additional authentication checks for AJAX actions.
  • Review compensating controls for exposed systems while remediation is scheduled and verified.
  • Track exceptions, retest remediated assets, and close the item only after evidence is documented.

Evidence notes

The ECS WordPress plugin before 4.3.8 does not check post status or capability when rendering Elementor documents through AJAX actions. This allows unauthenticated users to retrieve rendered content of unpublished documents. Defenders should verify installed plugin versions, review access controls, and monitor for unusual AJAX action usage patterns. The CVE record was published on 2026-08-15T06:16:49.917Z and has not been modified since then. Evidence is limited to public sources and may not reflect the full scope of affected systems or potential impacts.

Official resources

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-08-15T06:16:49.917Z and has not been modified since then.