CVE-2026-39545
WordPress Zermatt theme <= 1.6.1 - PHP Object Injection vulnerability
Description
Unauthenticated PHP Object Injection in Zermatt <= 1.6.1 versions.
INFO
Published Date :
June 17, 2026, 9:50 a.m.
Last Modified :
June 17, 2026, 9:50 a.m.
Remotely Exploit :
Yes !
Source :
Patchstack
Affected Products
The following products are affected by CVE-2026-39545
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 21595511-bba5-4825-b968-b78d1f9984a3 |
Solution
- Update Zermatt to a version later than 1.6.1.
- Review and sanitize all PHP object instantiations.
- Avoid deserializing untrusted user input.
- Implement input validation for all data.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-39545 vulnerability anywhere in the article.