Unauthenticated PHP Object Injection in Accalia Theme by Patchstack
CVE-2026-65575

9.8CRITICAL

Key Information:

Vendor

WordPress
Status
Accalia
Vendor
CVE Published:
6 August 2026

What is CVE-2026-65575?

The Accalia theme versions up to 1.5.3 contain a PHP Object Injection vulnerability that allows an unauthenticated attacker to inject objects into the PHP application. This could lead to unexpected behavior or exploitation, compromising the integrity of the website. It's crucial for users of affected versions to apply security patches or updates to mitigate any potential risks.

Affected Version(s)

Accalia <= 1.5.3

References

https://patchstack.com/database/wordpress/theme/accalia/v...
vdb-entry

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

João Pedro S Alcântara (Kinorth) | Patchstack Bug Bounty Program
.