What is CVE-2026-57646?

CVE-2026-57646 is a medium-severity vulnerability in Majestic Support, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.4/10. Published 2026-06-26.

How severe is CVE-2026-57646?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Auth bypass in Majestic Support

CVE-2026-57646

Subscriber Insecure Direct Object References (IDOR) in Majestic Support <= 1.1.7 versions.

Vulnerability class: IDOR (Insecure Direct Object Reference)

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Majestic Support — versions n/a

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2026-57646?: CVE-2026-57646 is a medium-severity vulnerability in Majestic Support, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.4/10. Published 2026-06-26.
How severe is CVE-2026-57646?: Medium severity. CVSS v3 base score is 5.4 out of 10.