Vulnerability in Ggml-Org Llama.cpp
CVE-2026-18581
A vulnerability was determined in ggml-org llama.cpp e15efe0. Affected by this issue is some unknown functionality of the file common/jinja/parser.cpp of the component Jinja Minja Template Parser. Executing a manipulation with the input {{9|9|{ can lead to reachable assertion. The attack requires local access. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.
EPSS: 0.001 (1.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Ggml-org Llama.cpp — versions e15efe0
Weakness classification (CWE)
References
- cna@vuldb.com (exploit)
- cna@vuldb.com (product)
- cna@vuldb.com (issue-tracking)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (technical-description, vdb-entry)
- cna@vuldb.com (signature, permissions-required)
Frequently asked questions
- What is CVE-2026-18581?
- CVE-2026-18581 is a low-severity vulnerability in Ggml-Org Llama.cpp, classified under Reachable Assertion. CVSS score: 3.3/10. Published 2026-08-03.
- How severe is CVE-2026-18581?
- Low severity. CVSS v3 base score is 3.3 out of 10.