CVE-2025-67911

CRITICAL

Tribulant Software Newsletters <4.11 - Code Injection

Title source: llm

Description

Deserialization of Untrusted Data vulnerability in Tribulant Software Newsletters newsletters-lite allows Object Injection.This issue affects Newsletters: from n/a through <= 4.11.

References (1)

Core 1

Core References

Third Party Advisory vdb-entry

https://patchstack.com/database/Wordpress/Plugin/newsletters-lite/vulnerability/wordpress-newsletters-plugin-4-11-php-object-injection-vulnerability?_s_id=cve

Scores

CVSS v3 9.8

EPSS 0.0037

EPSS Percentile 29.1%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact total

Details

CWE

CWE-502

Status published

Products (2)

Tribulant Software/Newsletters < 4.11

Tribulant Software/Newsletters < <= 4.11

Published Jan 08, 2026

Tracked Since Feb 18, 2026