What is CVE-2026-5465?

CVE-2026-5465 is a high-severity vulnerability in Ameliabooking Booking For Appointments And Events Calendar – Amelia, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 8.8/10. Published 2026-04-07.

How severe is CVE-2026-5465?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2026-5465 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in Ameliabooking Booking For Appointments And Events Calendar – Amelia

CVE-2026-5465

The Booking for Appointments and Events Calendar – Amelia plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 2.1.3. This is due to the `UpdateProviderCommandHandler` failing to vali…

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.006 (46.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Ameliabooking Booking For Appointments And Events Calendar – Amelia — versions 0

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

Public proof-of-concept exploits

kaleth4/CVE-2026-5465

References

Frequently asked questions

What is CVE-2026-5465?: CVE-2026-5465 is a high-severity vulnerability in Ameliabooking Booking For Appointments And Events Calendar – Amelia, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 8.8/10. Published 2026-04-07.
How severe is CVE-2026-5465?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2026-5465 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.