What’s Vulnerable › Vulnerabilities

CVE-2026-86317: ggml-org llama.cpp RPC Server ggml-rpc.cpp deserialize_tensor assertion

• Severity: medium (CVSS 5.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-07 · updated 2026-09-08
• Weakness: CWE-617

Description

A vulnerability was detected in ggml-org llama.cpp up to 0.4.0. This impacts the function rpc_server::deserialize_tensor of the file ggml/src/ggml-rpc/ggml-rpc.cpp of the component RPC Server. Performing a manipulation of the argument ne results in reachable assertion. The attack is possible to be carried out remotely. The reported GitHub issue was closed automatically due to inactivity.

Affected products

• ggml-org llama.cpp: 0.1, 0.2, 0.3, 0.4.0

References

• https://github.com/ggml-org/llama.cpp/
• https://github.com/ggml-org/llama.cpp/issues/25288
• https://vuldb.com/cve/CVE-2026-86317
• https://vuldb.com/submit/908271
• https://vuldb.com/vuln/399508
• https://vuldb.com/vuln/399508/cti

Get alerted when CVE-2026-86317 or the next vulnerability affects your stack