CVE-2026-91051 — EWWW Image Optimizer 8.6.0 - 8.7.7 - Author+ PHP Object Injection via 'eio_page_settings' Post Meta

CVE-2026-91051

EWWW Image Optimizer 8.6.0 - 8.7.7 - Author+ PHP Object Injection via 'eio_page_settings' Post Meta PUBLISHED

Description (CNA)

The EWWW Image Optimizer WordPress plugin before 8.8.0 does not prevent authenticated users with author-level permissions from storing a serialized value in a post meta field that is deserialized when the post is rendered, allowing them to perform PHP Object Injection, which can lead to remote code execution when a suitable gadget chain is present via another installed EWWW Image Optimizer WordPress plugin before 8.8.0 or .

Affected (CNA)

Vendor / product	Versions
Unknown / EWWW Image Optimizer	affected 8.6.0 before 8.8.0

CWE

No CWE identifiers supplied.

References

https://wpscan.com/vulnerability/e24a9497-8fb4-4067-8421-194725455d55/

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.