PT-2025-25606 · WordPress · Wise Chat

Vincent Fourcade · Published 2025-06-17 · Updated 2025-06-22 · CVE-2025-3774

Positive Technologies (AI Summary)

CVSS v3.1

7.2

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions Wise Chat plugin for WordPress versions up to, and including, 3.3.4

Description The issue is related to Stored Cross-Site Scripting via the X-Forwarded-For header due to insufficient input sanitization and output escaping. This allows unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Recommendations For Wise Chat plugin for WordPress versions up to, and including, 3.3.4, update to a version later than 3.3.4 to resolve the issue. As a temporary workaround, consider restricting access to the X-Forwarded-For header to minimize the risk of exploitation.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-3774

Affected Products

Wise Chat

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2025-3774 · Security Note
• https://t.me/latest_high_impact_cve/2684 · Telegram Post
• https://twitter.com/cracbot/status/1936741001147633784 · Twitter Post
• https://t.me/cvetracker/26363 · Telegram Post
• https://plugins.trac.wordpress.org/browser/wise-chat/tags/3.3.3/src/admin/WiseChatKicksTab.php#L11 · Note
• https://twitter.com/CVEnew/status/1934807619211837846 · Twitter Post
• https://wordfence.com/threat-intel/vulnerabilities/id/34fd5045-cd38-4eab-9e97-98f1e3d7423a?source=cve · Note