Resource exhaustion in Ggml-org Llama.cpp
CVE-2026-17501
A flaw has been found in ggml-org llama.cpp e15efe0. This vulnerability affects the function transform of the file common/json-schema-to-grammar.cpp of the component JSON-Schema-to-GBNF Conversion. This manipulation causes allocation of re…
Vulnerability class: DoS (Denial of Service)
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Ggml-org Llama.cpp — versions e15efe0
Weakness classification (CWE)
References
- VDB-383354 | ggml-org llama.cpp JSON-Schema-to-GBNF Conversion json-schema-to-grammar.cpp transform allocation of resources (technical-description, vdb-entry)
- VDB-383354 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
- CVE-2026-17501 | CVE Analysis and Report (third-party-advisory)
- Submit #798504 | ggml-org llama.cpp (confirmed on commit e15efe0 / tag b8635+1) Uncontrolled Recursion (third-party-advisory)
- cna@vuldb.com (issue-tracking)
- cna@vuldb.com (issue-tracking, patch)
- cna@vuldb.com (product)
Frequently asked questions
- What is CVE-2026-17501?
- CVE-2026-17501 is a medium-severity vulnerability in Ggml-org Llama.cpp, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2026-07-27.
- How severe is CVE-2026-17501?
- Medium severity. CVSS v3 base score is 5.3 out of 10.