Code Injection in Apache Avro - CVE-2025-33042
Published: March 10, 2026
Vulnerability identifier: #VU123672
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-33042
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Apache Foundation
Affected software:
Apache Avro
Apache Avro
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability occurs when generating specific records from untrusted Avro schemas. A remote attacker can send a specially crafted request and execute arbitrary code on the target system.
How to mitigate CVE-2025-33042
Install updates from vendor's website.