Is CVE-2025-46347 actively exploited?

No active exploitation of CVE-2025-46347 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2025-46347 be exploited remotely?

Yes. CVE-2025-46347 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2025-46347?

CVE-2025-46347 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2025-46347

CWE-116Published: April 29, 2025· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

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.

NVD Source

Technical Analysis

CVE-2025-46347 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.