CVE-2025-46347

moderate-risk
Published 2025-04-29

YesWiki is a wiki system written in PHP. Prior to version 4.5.4, YesWiki vulnerable to remote code execution. An arbitrary file write can be used to write a file with a PHP extension, which then can be browsed to in order to execute arbitrary code on the server, resulting in a full compromise of the server. This could potentially be performed unwittingly by a user. This issue has been patched in version 4.5.4.

Do I need to act?

~
4.0% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
+
Fix available
Upgrade to: 4e9e51d80cd024ed2ac5c12c820817e6d8c2655a
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Yeswiki

Affected Vendors

44
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 7/34 · Low
Exposure 5/34 · Minimal