---
title: "CVE-2026-58202: OpenReception Appointment Booking Software - Open Redirect & Authentication Bypass"
description: "OpenReception appointment booking software < 2.0.0 contains an open redirect caused by unvalidated Host header usage in account-confirmation links, letting attackers intercept confirmation tokens and take over accounts, exploit requires ability to send requests with spoofed Host header."
url: https://panop.io/threat-heartbeat/CVE-2026-58202/
---

# CVE-2026-58202 OpenReception Appointment Booking Software - Open Redirect & Authentication Bypass

OpenReception appointment booking software < 2.0.0 contains an open redirect caused by unvalidated Host header usage in account-confirmation links, letting attackers intercept confirmation tokens and take over accounts, exploit requires ability to send requests with spoofed Host header.

CVSS base score 8.3 /10

High

CISA KEV

Not listed

Public exploit

None known

EPSS

0.43% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-58202)

## Details

Type

Open Redirect

Impact

Broken Authentication

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L

Published

23 October 2026

Updated

25 October 2026

Weakness

[CWE-640](https://cwe.mitre.org/data/definitions/640.html)

## Vendor fix

Update to version 2.0.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-58202](https://nvd.nist.gov/vuln/detail/CVE-2026-58202)
- [https://github.com/open-reception/appointment-booking-software/releases/tag/v2.0.0](https://github.com/open-reception/appointment-booking-software/releases/tag/v2.0.0)
- [https://github.com/open-reception/appointment-booking-software/security/advisories/GHSA-w5g9-g2p4-2g4m](https://github.com/open-reception/appointment-booking-software/security/advisories/GHSA-w5g9-g2p4-2g4m)
- [https://github.com/open-reception/appointment-booking-software/commit/df5432776a1a5b47c3a64d64e9d05dbe2b7a7819](https://github.com/open-reception/appointment-booking-software/commit/df5432776a1a5b47c3a64d64e9d05dbe2b7a7819)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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