PT-2026-33045 · Unknown · Nelio Ab Testing

Published 2026-04-15 · Updated 2026-04-16 · CVE-2026-40742

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Nelio AB Testing versions prior to 8.2.9

Description Nelio AB Testing contains a missing authorization flaw that allows the exploitation of incorrectly configured access control security levels.

Recommendations Update to a version newer than 8.2.8.

Fix

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

CVE-2026-40742

Affected Products

Nelio Ab Testing

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-40742 · Security Note
• https://twitter.com/VulmonFeeds/status/2044482289908752574 · Twitter Post
• https://patchstack.com/database/Wordpress/Plugin/nelio-ab-testing/vulnerability/wordpress-nelio-ab-testing-plugin-8-2-8-sensitive-data-exposure-vulnerability?_s_id=cve · Note
• https://twitter.com/CVEnew/status/2044737997426327637 · Twitter Post