theme

Celeste Vulnerabilities

1 known security issue reported for the Celeste WordPress theme. Most recent disclosed Feb 24, 2026.

1 high

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Celeste <= 1.3.6 - Unauthenticated PHP Object Injection

high

The Celeste theme for WordPress is vulnerable to PHP Object Injection in versions up to, and including, 1.3.6 via deserialization of untrusted input. This makes it possible for unauthenticated attackers to inject a PHP Object. No known POP chain is present in the vulnerable software. If a POP chain is present via an ad...

CVSS:
8.1
Affected:
up to 1.3.6
Fix:
No patched version reported
Disclosed:
Feb 24, 2026

CVE-2026-27369 on NVD →

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