CVE-2026-66636
WordPress Wise Chat plugin <= 3.4 - Cross Site Scripting (XSS) vulnerability
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
Contributor Cross Site Scripting (XSS) in Wise Chat <= 3.4 versions.
| CWE | CWE-79 |
| Vendor | marcin |
| Product | wise chat |
| Published | Aug 18, 2026 |
| Last Updated | Aug 18, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
Low
Affected Versions
Marcin / Wise Chat
n/a ≤ 3.4
References
Credits
Ananda Dhakal (Patchstack) | Patchstack Bug Bounty Program