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CVE-2026-78147

7.3 · HIGH

A vulnerability was found in ggml-org llama.cpp bec4772f6.

Published Aug 23, 2026CWE-20EPSS 0.56%

Overview

CVE-2026-78147 is a high-severity vulnerability. It was published on August 23, 2026 and has a CVSS 3.1 base score of 7.3 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

A vulnerability was found in ggml-org llama.cpp bec4772f6. The impacted element is the function deserialize_tensor of the file ggml/src/ggml-rpc/ggml-rpc.cpp of the component ggml-RPC Server. Performing a manipulation of the argument op/op_params results in deserialization. The attack may be initiated remotely. This vulnerability is distinct from CVE-2026-34159 (GHSA-j8rj-fmpv-wcxw, PR #20908), which only added a buffer==nullptr rejection in create_node() and does not validate op or op_params. The reported GitHub issue was closed automatically due to inactivity.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/ggml-org/llama.cpp/GitHubgithub.com/ggml-org/llama.cpp/issues/25289Refvuldb.com/cve/CVE-2026-78147Refvuldb.com/submit/882534Refvuldb.com/vuln/394534Refvuldb.com/vuln/394534/cti

How CyberStrike helps

Frequently asked questions

What is CVE-2026-78147?

CVE-2026-78147 is a high-severity vulnerability. It was published on August 23, 2026 and has a CVSS 3.1 base score of 7.3 (HIGH).

How severe is CVE-2026-78147?

This vulnerability has a CVSS 3.1 base score of 7.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-78147?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-78147?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-78147 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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