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PatchSiren cyber security CVE debrief

CVE-2026-54826 PSM Plugins CVE debrief

CVE-2026-54826 is a HIGH-severity vulnerability in SupportCandy plugin versions <= 3.4.6, allowing Subscriber Insecure Direct Object References (IDOR). The CVSS score is 7.6. The vulnerability was published on 2026-06-26T15:16:40.350Z and last modified on 2026-06-29T18:16:37.700Z. The CVE record and NVD detail pages provide official information. A mitigation reference from Patchstack is available.

Vendor
PSM Plugins
Product
SupportCandy
CVSS
HIGH 7.6
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-26
Original CVE updated
2026-06-29
Advisory published
2026-06-26
Advisory updated
2026-06-29

Who should care

Administrators and users of SupportCandy plugin versions <= 3.4.6 should prioritize patching this vulnerability. The HIGH severity and CVSS score of 7.6 indicate significant risk. Security teams and WordPress administrators should review and update affected installations.

Technical summary

CVE-2026-54826 is a Subscriber Insecure Direct Object References (IDOR) vulnerability in SupportCandy plugin versions <= 3.4.6. The vulnerability allows unauthorized access to sensitive data. The CVSS vector is CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L. The CWE-639 weakness is associated with this vulnerability.

Defensive priority

Patching SupportCandy plugin versions <= 3.4.6 is crucial due to the HIGH severity and CVSS score of 7.6. Security teams should prioritize updating affected installations.

Recommended defensive actions

  • Patch SupportCandy plugin to version > 3.4.6
  • Review and update affected installations
  • Monitor for suspicious activity related to SupportCandy plugin

Evidence notes

The CVE record and NVD detail pages provide official information. A mitigation reference from Patchstack is available. The vulnerability was published on 2026-06-26T15:16:40.350Z and last modified on 2026-06-29T18:16:37.700Z.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-54826 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-54826

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

  • CVE-2026-54826 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-54826

    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.