CVE-2025-48977 Apache Ignite: REST HTTP arbitrary file read vulnerability

What is CVE-2025-48977?

CVE-2025-48977 is a high-severity path traversal vulnerability in Apache Ignite, published on 28 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Relative Path Traversal vulnerability in Apache Ignite REST API.

Authenticated REST API users can read any file on the server with "cmd=log" command and a log path crafted in a certain way. This issue affects Apache Ignite: from 2.0.0 through 2.17.0.

Users are recommended to upgrade to version 2.18.0, which fixes the issue.

Weakness: CWE-23

Which versions are affected by CVE-2025-48977?

2 open source packages ship an affected version, including org.apache.ignite:ignite-core. It affects 1 product.

Products include Apache Ignite.

How do I fix CVE-2025-48977?

Upgrade org.apache.ignite:ignite-core to 2.18.0 or later.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2025-48977 being exploited?

There is no known exploitation of CVE-2025-48977 in the wild and no public exploit code.

Other vulnerabilities in Apache Ignite

• CVE-2018-1273 VMware Tanzu Spring Data Commons Property Binder Exploited Critical 9.8
• CVE-2018-8018 Code execution via deserialization in org.apache.ignite:ignite-core Critical 9.8
• CVE-2018-1295 Apache serialization mechanism does not have a list of classes allowed for serialization/deserialization Critical 9.8
• CVE-2024-52577 Apache Ignite: Possible RCE when deserializing incoming messages by the server node Critical 9.5
• CVE-2020-1963 File system access via H2 in Apache Ignite Critical 9.1

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-v45h-mqf4-6939, MINI-4rpr-v3j5-wf4w, MINI-c3w7-56h3-8g44.