CVE-2026-6409: Denial of Service (DoS) vulnerability exists in the Protobuf PHP library during the parsing of untrusted input
Overview
- Severity
- N/A
- Exploit Status
- Not Exploited
- Patch Tuesday
- 2026-Apr
- Released
- 2026-04-23
- EPSS Score
- 0.09% (percentile: 25.3%)
Affected Products (13)
Other
- 17664-17084
- 20026-17086
- 21156-17084
- 21155-17086
- 21233-17086
- 17868-17086
- 21232-17084
Open Source Software
- azl3 pytorch 2.2.2-12 on Azure Linux 3.0
- cbl2 pytorch 2.0.0-15 on CBL Mariner 2.0
- cbl2 tensorflow 2.11.1-2 on CBL Mariner 2.0
- azl3 tensorflow 2.16.1-11 on Azure Linux 3.0
- azl3 python-tensorboard 2.16.2-6 on Azure Linux 3.0
- cbl2 python-tensorboard 2.11.0-3 on CBL Mariner 2.0
Revision History
- 2026-04-23: Information published.