---
title: "CVE-2026-116204: YesWiki - Cross-Site Request Forgery"
description: "YesWiki < 4.7.0 contains a cross-site request forgery caused by lack of request validation in the despam action, letting unauthenticated attackers delete or restore pages through an administrator's session, exploit requires administrator to view a malicious wiki page."
url: https://panop.io/threat-heartbeat/CVE-2026-116204/
---

# CVE-2026-116204 YesWiki - Cross-Site Request Forgery

YesWiki < 4.7.0 contains a cross-site request forgery caused by lack of request validation in the despam action, letting unauthenticated attackers delete or restore pages through an administrator's session, exploit requires administrator to view a malicious wiki page.

CVSS base score 8.1 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-116204)

## Details

Type

Cross-Site Request Forgery

Impact

Data Tampering

CVSS vector

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

Published

25 October 2026

Updated

26 October 2026

Weakness

[CWE-352](https://cwe.mitre.org/data/definitions/352.html)

## Vendor fix

Update to version 4.7.0 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-2026-116204](https://nvd.nist.gov/vuln/detail/CVE-2026-116204)
- [https://github.com/YesWiki/yeswiki/security/advisories/GHSA-cv88-hx5q-vq72](https://github.com/YesWiki/yeswiki/security/advisories/GHSA-cv88-hx5q-vq72)
- [https://www.vulncheck.com/advisories/yeswiki-before-4.7.0-csrf-via-despam-admin-action](https://www.vulncheck.com/advisories/yeswiki-before-4.7.0-csrf-via-despam-admin-action)

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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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