Skip to content
OpenAdvisories
Critical · 9.9 CVE-2026-29200 EUVD-2026-26893GHSA-2fxc-8v96-j5f3

A critical IDOR vulnerability has been discovered in Comet Backup affecting all versions from 20.11.0 to 26.1.1 and 26.2.1. The vulnerabili…

Published May 4, 2026 · Updated May 4, 2026 · Assigned by hackerone

Description

A critical IDOR vulnerability has been discovered in Comet Backup affecting all versions from 20.11.0 to 26.1.1 and 26.2.1. The vulnerability allows a tenant administrator to impersonate any end-user account of other tenants on the same server via a vulnerable API call.

Affected products

VendorProductAffectedFixed
WebPros Comet Backup 20.11.0 – < 26.1.2, 26.2.0 – < 26.2.2 26.1.2

References