What is CVE-2026-46670?

CVE-2026-46670 is a critical-severity vulnerability in Yeswiki, classified under SQL Injection. CVSS score: 9.8/10. Published 2026-08-11.

How severe is CVE-2026-46670?

Critical severity. CVSS v3 base score is 9.8 out of 10.

SQL Injection in Yeswiki

CVE-2026-46670

YesWiki is a wiki system written in PHP. Prior to version 4.6.4, an unauthenticated SQL injection in the Bazar form-import path (`FormManager::create()`) allows any unauthenticated visitor of a default YesWiki install to inject arbitrary…

Vulnerability class: SQL Injection

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Yeswiki — versions < 4.6.4

Weakness classification (CWE)

CWE-89 — SQL Injection

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-46670?: CVE-2026-46670 is a critical-severity vulnerability in Yeswiki, classified under SQL Injection. CVSS score: 9.8/10. Published 2026-08-11.
How severe is CVE-2026-46670?: Critical severity. CVSS v3 base score is 9.8 out of 10.