CVE-2025-49217 Deserialization in Trend Micro Endpoint Encryption Policy Server

Critical 9.8 Published 17 Jun 2025 Updated 18 Jun 2025

An attacker can achieve pre-authentication remote code execution on Trend Micro Endpoint Encryption Policy Server via insecure deserialization.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-49217?

CVE-2025-49217 is a critical unsafe deserialization vulnerability in Trend Micro Endpoint Encryption Policy Server, published on 17 Jun 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An insecure deserialization operation in the Trend Micro Endpoint Encryption PolicyServer could lead to a pre-authentication remote code execution on affected installations. Note that this vulnerability is similar to CVE-2025-49213 but is in a different method.

Weakness: CWE-502, CWE-477

Which versions are affected by CVE-2025-49217?

It affects 1 product.

Products include Trendmicro Trend Micro Endpoint Encryption.

How do I fix CVE-2025-49217?

No fix has been published for CVE-2025-49217 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2025-49217 being exploited?

There is no known exploitation of CVE-2025-49217 in the wild and no public exploit code.

Sources

Also known as GHSA-qh4c-q793-rvmw.