Improper Validation of Specified Type of Input Affecting yeswiki/yeswiki package, versions <4.6.6
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-PHP-YESWIKIYESWIKI-17913364
- published9 Jul 2026
- disclosed9 Jul 2026
- creditUnknown
Introduced: 9 Jul 2026
CVE-2026-52763 (opens in a new tab)How to fix?
Upgrade yeswiki/yeswiki to version 4.6.6 or higher.
Overview
Affected versions of this package are vulnerable to Improper Validation of Specified Type of Input via the period parameter in the recentchanges action when user input is not properly validated before being interpolated into a SQL query. An attacker can access arbitrary database content by crafting a malicious argument that is executed server-side and displayed to any visitor of the affected page.