What is CVE-2026-48086?

CVE-2026-48086 is a critical-severity vulnerability in Open-reception Appointment-booking-software, classified under Improper Privilege Management. CVSS score: 9.9/10. Published 2026-08-06.

How severe is CVE-2026-48086?

Critical severity. CVSS v3 base score is 9.9 out of 10.

Privilege escalation in Open-reception Appointment-booking-software

CVE-2026-48086

OpenReception's appointment booking software provides an end-to-end encrypted appointment booking platform. Prior to version 1.0.2, a TENANT_ADMIN promotes themselves to platform-wide GLOBAL_ADMIN through a single PUT request. The role-upd…

Vulnerability class: Privilege Escalation

CVSS v3 metric

CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Open-reception Appointment-booking-software — versions < 1.0.2

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-48086?: CVE-2026-48086 is a critical-severity vulnerability in Open-reception Appointment-booking-software, classified under Improper Privilege Management. CVSS score: 9.9/10. Published 2026-08-06.
How severe is CVE-2026-48086?: Critical severity. CVSS v3 base score is 9.9 out of 10.