Auth bypass in Psm Plugins Supportcandy

CVE-2026-54826

Subscriber Insecure Direct Object References (IDOR) in SupportCandy <= 3.4.6 versions.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L.

EPSS exploit prediction

EPSS: 0.003 (21.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 21.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-54826: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-54826?
CVE-2026-54826 is a high-severity vulnerability in Psm Plugins Supportcandy, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 7.6/10. Published 2026-06-26.
How severe is CVE-2026-54826?
High severity. CVSS v3 base score is 7.6 out of 10.