gRPC up to 1.14.3 denial of service

Summaryinfo

A vulnerability described as problematic has been identified in gRPC up to 1.14.3. Affected by this issue is some unknown functionality. Such manipulation leads to denial of service. This vulnerability is referenced as CVE-2026-48069. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in gRPC up to 1.14.3. It has been rated as problematic. Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

@grpc/grps-js implements the core functionality of gRPC purely in JavaScript, without a C++ addon. Prior to 1.9.16, 1.10.12, 1.11.4, 1.12.7, 1.13.5, and 1.14.4, an invalid incoming compressed message can cause a client or server process that uses @grpc/grpc-js to crash. This issue is fixed in versions 1.9.16, 1.10.12, 1.11.4, 1.12.7, 1.13.5, and 1.14.4.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-48069 since 05/20/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

Upgrading to version 1.9.16, 1.10.12, 1.11.4, 1.12.7, 1.13.5 or 1.14.4 eliminates this vulnerability.

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Productinfo

Name

• gRPC

Version

• 1.9.0
• 1.9.1
• 1.9.2
• 1.9.3
• 1.9.4
• 1.9.5
• 1.9.6
• 1.9.7
• 1.9.8
• 1.9.9
• 1.9.10
• 1.9.11
• 1.9.12
• 1.9.13
• 1.9.14
• 1.9.15
• 1.10.0
• 1.10.1
• 1.10.2
• 1.10.3
• 1.10.4
• 1.10.5
• 1.10.6
• 1.10.7
• 1.10.8
• 1.10.9
• 1.10.10
• 1.10.11
• 1.11.0
• 1.11.1
• 1.11.2
• 1.11.3
• 1.12.0
• 1.12.1
• 1.12.2
• 1.12.3
• 1.12.4
• 1.12.5
• 1.12.6
• 1.13.0
• 1.13.1
• 1.13.2
• 1.13.3
• 1.13.4
• 1.14.0
• 1.14.1
• 1.14.2
• 1.14.3

CPE 2.3info

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CPE 2.2info

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