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PatchSiren cyber security CVE debrief

CVE-2026-39542 Doofinder CVE debrief

A vulnerability was found in Doofinder for WooCommerce, affecting versions from n/a through 2.10.13. This issue is classified as an Insertion of Sensitive Information Into Sent Data vulnerability. The CVSS score is 5.3, indicating a medium severity level. The vulnerability allows for the retrieval of embedded sensitive data. Users should review the official CVE record and NVD details for further information, focusing on updating to a patched version to prevent potential exploitation and implementing compensating controls to detect and prevent sensitive data leakage. Evidence is limited to CVE and NVD data, and defenders should verify affected scope and vendor guidance, considering the NVD entry is currently Deferred.

Vendor
Doofinder
Product
Doofinder for WooCommerce
CVSS
MEDIUM 5.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-04-08
Original CVE updated
2026-07-24
Advisory published
2026-04-08
Advisory updated
2026-07-24

Who should care

Users of Doofinder for WooCommerce, especially those using versions up to 2.10.13, should be aware of this vulnerability and take necessary actions to mitigate potential risks. Operators, platform administrators, vulnerability management teams, and security teams should review the official advisory and CVE record.

Technical summary

The vulnerability, identified as CVE-2026-39542, allows for the retrieval of embedded sensitive data. It is crucial for users to update to a patched version to prevent potential exploitation. The affected product is Doofinder for WooCommerce, and the vulnerability has a CVSS score of 5.3.

Defensive priority

Medium priority due to the CVSS score of 5.3.

Recommended defensive actions

  • Update Doofinder for WooCommerce to a version beyond 2.10.13.
  • Review and monitor sensitive data exposure.
  • Implement compensating controls to detect and prevent sensitive data leakage.
  • Review relevant monitoring, detection, and logs for exposed assets that need extra review.
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up.

Evidence notes

The CVE record was published on 2026-04-08T09:16:26.790Z and last modified on 2026-07-24T21:10:00.143Z. The NVD entry is currently Deferred. Evidence is limited to CVE and NVD data. Defenders should verify affected scope and vendor guidance.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-39542 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-39542

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-39542 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-39542

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

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.