CVE-2019-15321

CRITICAL 9.8CVE-2019-15321 · Published 22/08/2019 · updated 17/06/2026

In short

CVE-2019-15321 is a CRITICAL (CVSS 9.8) vulnerability affecting optiontree (optiontree project).
Chance of exploitation in the next 30 days (EPSS): 2.1%, higher than 82.2% of all vulnerabilities.
Fix: update to 2.7.3 or later.

Package	Affected versions	Patched versions
optiontree optiontree_project	`< 2.7.3`	`2.7.3`

The option-tree plugin before 2.7.3 for WordPress has Object Injection because serialized classes are mishandled.

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