CVE-2026-42419 SwishFolio CVE debrief

Who should care

Defenders and security teams responsible for WordPress environments with Swish Migrate and Backup plugin versions <= 1.4.0 should assess exposure and prioritize remediation.

Why it matters

CVE-2026-42419 is a medium-severity vulnerability in Swish Migrate and Backup plugin versions <= 1.4.0, allowing unauthenticated sensitive data exposure. Defenders should assess exposure, prioritize remediation, and monitor for potential data exposure.

• Potential sensitive data exposure requires verification and monitoring
• Unauthenticated vulnerability may require immediate patching or mitigation
• Defenders should verify plugin versions and update or patch as necessary

Technical summary

CVE-2026-42419 is a vulnerability in Swish Migrate and Backup plugin versions <= 1.4.0, allowing unauthenticated sensitive data exposure with a CVSS score of 5.9 and medium severity.

Defensive priority

Defenders should prioritize verifying exposure and remediation for this vulnerability in their environments.

Recommended defensive actions

• Verify exposure of Swish Migrate and Backup plugin versions <= 1.4.0 in your environment
• Check for and apply available updates or patches for the plugin
• Monitor for potential sensitive data exposure

Evidence notes

Evidence is limited, based on CVE Program and NVD records. The CVE record was published on 2026-10-10T20:16:34.597Z and has not been modified since then. Limited source information is available, and defenders should verify plugin versions and update or patch as necessary.

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.