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CVE-2026-119512

WordPress Newsletters plugin <= 4.18.2 - PHP Object Injection vulnerability

Severity
High 8.8
Published
13 Nov 2026
Last changed
13 Nov 2026
Added to UpHeron
13 Nov 2026
Weakness
Deserialization of untrusted data (CWE-502)
Attack
Over the network · Needs a user account · No user action needed
Attacker can
Read data · Change data · Take it down
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Sources
CVE Program

Description

Deserialization of Untrusted Data vulnerability in Tribulant Software Newsletters newsletters-lite allows Object Injection.This issue affects Newsletters: from n/a through 4.18.2.

From the CVE Program.

Affected software

SoftwareAffected versions
Newsletters Lite (WordPress plugin)WordPress plugins · wp-plugin:newsletters-lite
  • Every version up to 4.18.2

References

  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-119512