---
title: "CVE-2026-104467: YesWiki - Authorization Bypass"
description: "YesWiki < 4.6.7 contains an authorization bypass caused by improper checks in ApiService::isAuthorized() when public API mode is enabled, letting unauthenticated attackers call admin-only API routes and modify configurations or backups, exploit requires public API mode enabled."
url: https://panop.io/threat-heartbeat/CVE-2026-104467/
---

# CVE-2026-104467 YesWiki - Authorization Bypass

YesWiki < 4.6.7 contains an authorization bypass caused by improper checks in ApiService::isAuthorized() when public API mode is enabled, letting unauthenticated attackers call admin-only API routes and modify configurations or backups, exploit requires public API mode enabled.

CVSS base score 8.1 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.37% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-104467)

## Details

Type

Authorization Bypass

Impact

Broken Access Control, Data Tampering

CVSS vector

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

Published

2 October 2026

Updated

15 October 2026

Weakness

[CWE-862](https://cwe.mitre.org/data/definitions/862.html)

## Vendor fix

Update to version 4.6.7 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-2026-104467](https://nvd.nist.gov/vuln/detail/CVE-2026-104467)
- [https://github.com/YesWiki/yeswiki/security/advisories/GHSA-v527-6r4j-j2w2](https://github.com/YesWiki/yeswiki/security/advisories/GHSA-v527-6r4j-j2w2)
- [https://www.vulncheck.com/advisories/yeswiki-before-4.6.7-authorization-bypass-via-public-api-mode](https://www.vulncheck.com/advisories/yeswiki-before-4.6.7-authorization-bypass-via-public-api-mode)

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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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