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PatchSiren cyber security CVE debrief

CVE-2026-106599 Brainstorm Force CVE debrief

The CVE-2026-106599 vulnerability in the WordPress SureCart plugin allows for PHP Object Injection due to deserialization of untrusted data. This issue affects SureCart versions from n/a through 4.9.3. Defenders should assess exposure, prioritize remediation, and verify inventory for potential impact. The vulnerability has a high CVSS score of 8.8, indicating severe vulnerability. To address this issue, defenders should verify inventory, prioritize remediation, and monitor for potential object injection attempts. The CVE record and source item provide details on the vulnerability, affected versions, and CVSS score.

Vendor
Brainstorm Force
Product
SureCart
CVSS
HIGH 8.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-14
Original CVE updated
2026-10-14
Advisory published
2026-10-14
Advisory updated
2026-10-14

Who should care

Defenders responsible for WordPress installations with the SureCart plugin should assess exposure and prioritize remediation. This includes administrators, security teams, and developers who manage WordPress plugins.

Why it matters

The CVE-2026-106599 vulnerability in the WordPress SureCart plugin allows for PHP Object Injection due to deserialization of untrusted data. Defenders should assess exposure, prioritize remediation, and verify inventory for potential impact.

  • Potential for object injection attacks
  • High CVSS score indicating severe vulnerability
  • Verification of inventory and remediation priority required

Technical summary

The WordPress SureCart plugin is vulnerable to PHP Object Injection due to deserialization of untrusted data. This issue affects SureCart versions from n/a through 4.9.3. The CVSS score for this vulnerability is 8.8, indicating a high severity. The vulnerability allows for object injection attacks, and defenders should prioritize verifying inventory and remediation for SureCart versions up to 4.9.3. The official CVE Program record and NIST NVD detail page provide additional information on the vulnerability and its impact.

Defensive priority

Defenders should prioritize verifying inventory and remediation for SureCart versions up to 4.9.3 due to the high CVSS score of 8.8 and potential for object injection.

Recommended defensive actions

  • Verify inventory of SureCart plugin versions up to 4.9.3
  • Prioritize remediation for affected versions
  • Monitor for potential object injection attempts

Evidence notes

The CVE record and source item provide details on the vulnerability, affected versions, and CVSS score. However, additional information on exploitation, impact, and remediation is limited.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-106599 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-106599

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

  • CVE-2026-106599 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-106599

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

Supplemental 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.