Critical 9.1Published Jan 22, 2026

CVE-2025-67944WordPress Nelio AB Testing plugin <= 8.1.8 - Arbitrary Code Execution vulnerability

Updated under an hour ago (Oct 26, 2026, 12:00 PM ET)

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It affects Nelio Software Nelio AB Testing. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Nelio Software Nelio AB Testing

Exploited in the last 30 days

Improper Control of Generation of Code ('Code Injection') vulnerability in Nelio Software Nelio AB Testing nelio-ab-testing allows Code Injection.This issue affects Nelio AB Testing: from n/a through <= 8.1.8.

CVSS: 9.1 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Weakness (CWE): CWE-94
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Patchstack
NVD analysis: Deferred
Record last updated: Apr 28, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Nelio Software Nelio AB Testing nelio_software:nelio_ab_testing (from the name)	through 8.1.8; fixed at 8.2.0	CNA record

References

https://patchstack.com/database/Wordpress/Plugin/nelio-ab-testing/vulnerability/wordpress-nelio-ab-testing-plugin-8-1-8-arbitrary-code-execution-vulnerability?_s_id=cvevdb-entry

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.