CVE-2026-78531: WordPress Jacqueline theme <= 2.22 - PHP Object Injection vulnerability
Published Oct 10, 2026
·Updated
Unauthenticated PHP Object Injection in Jacqueline <= 2.22 versions.
Affected Software
1 affected component
WordPress Jacqueline theme<=2.22
Event History
Oct 10, 2026
CVE Published
via MITRE·07:36 PM
Data Sourced
via MITRE·07:36 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·08:16 PM
DescriptionSeverityWeakness
Frequently Asked Questions
1
Who can exploit this issue?
The vulnerability is unauthenticated, so an attacker does not need a WordPress account or prior access to target an affected site.
2
Which installations are affected?
WordPress sites using the Jacqueline theme at version 2.22 or earlier are affected.