---
title: "CVE-2026-93757: Wild Apricot Login - Authentication Bypass"
description: "Wild Apricot Login plugin for WordPress <= 1.0.18 contains an authentication bypass via SSO email-collision account binding caused by insufficient verification in user mapping and session cookie issuance, letting attackers with matching WildApricot email authenticate as WordPress administrators, exploit requires attacker-controlled WildApricot contact with victim's email and SSO login completion."
url: https://panop.io/threat-heartbeat/CVE-2026-93757/
---

# CVE-2026-93757 Wild Apricot Login - Authentication Bypass

Wild Apricot Login plugin for WordPress <= 1.0.18 contains an authentication bypass via SSO email-collision account binding caused by insufficient verification in user mapping and session cookie issuance, letting attackers with matching WildApricot email authenticate as WordPress administrators, exploit requires attacker-controlled WildApricot contact with victim's email and SSO login completion.

CVSS base score 7.5 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-93757)

## Details

Type

Authentication Bypass

Impact

Broken Authentication

CVSS vector

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

Published

29 October 2026

Updated

29 October 2026

Weakness

[CWE-287](https://cwe.mitre.org/data/definitions/287.html)

## Vendor fix

Update to a version later than 1.0.18 or apply vendor patches addressing SSO email-collision account binding.

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-2026-93757](https://nvd.nist.gov/vuln/detail/CVE-2026-93757)
- [https://plugins.trac.wordpress.org/browser/wild-apricot-login/tags/1.0.18/Modules/Core/WaApi/Client.php#L22](https://plugins.trac.wordpress.org/browser/wild-apricot-login/tags/1.0.18/Modules/Core/WaApi/Client.php#L22)
- [https://plugins.trac.wordpress.org/browser/wild-apricot-login/tags/1.0.18/Modules/Synchronization/UserSynchronizer.php#L36](https://plugins.trac.wordpress.org/browser/wild-apricot-login/tags/1.0.18/Modules/Synchronization/UserSynchronizer.php#L36)
- [https://www.wordfence.com/threat-intel/vulnerabilities/id/9adbe55e-f1a1-4fa8-b28d-539d90d81c68?source=cve](https://www.wordfence.com/threat-intel/vulnerabilities/id/9adbe55e-f1a1-4fa8-b28d-539d90d81c68?source=cve)
- [https://plugins.trac.wordpress.org/browser/wild-apricot-login/tags/1.0.18/Modules/Authorization/WaLogin/Controller.php#L347](https://plugins.trac.wordpress.org/browser/wild-apricot-login/tags/1.0.18/Modules/Authorization/WaLogin/Controller.php#L347)
- [https://plugins.trac.wordpress.org/browser/wild-apricot-login/tags/1.0.18/Modules/Core/Module.php#L112](https://plugins.trac.wordpress.org/browser/wild-apricot-login/tags/1.0.18/Modules/Core/Module.php#L112)
- [https://plugins.trac.wordpress.org/browser/wild-apricot-login/tags/1.0.18/Modules/Core/Module.php#L159](https://plugins.trac.wordpress.org/browser/wild-apricot-login/tags/1.0.18/Modules/Core/Module.php#L159)

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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

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