CVE-2026-81784

Deserialization of Untrusted Data vulnerability in Marcin Wise Chat wise-chat allows Object Injection.This issue affects Wise Chat: from n/a through 3.4.2.

CVSS 3.1

8.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.4% chance of exploitation in the next 30 days; higher than 37% of CVEs (scores of 2026-10-25)

CWE

CWE-502

Published

2026-09-10

Modified

2026-10-06

Record from

the NVD, synced 2026-10-19

References

• https://patchstack.com/database/wordpress/plugin/wise-chat/vulnerability/wordpress-wise-chat-plugin-3-4-php-object-injection-vulnerability?_s_id=cve

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