CVE-2026-116467: llama.cpp Mirostat Sampler assertion vulnerability
llama.cpp
A flaw in the Mirostat Sampler component of llama.cpp allows remote attackers to trigger assertions and crash the service. The vendor has not yet responded to the reported pull request.
why this severityDisclosed vulnerability without a fix or exploitation reported; CVSS 6.9.
disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why
- CVSS
- 6.9
- EPSS
- 0.01 · top 49% · 2026-11-13
- fix status
- No patch yet
- affected
- llama.cpp <= 0.7.0
- first report
- 26 Oct 2026
- last update
- 26 Oct 2026
- CVE ids
Timeline · 1
Sources · 1
Advisories and databases
- 2026-10-26CVE-2026-116467: A security flaw has been discovered in ggml-org llama.cpp up to 0.7.0.NVD · nvd.nist.gov/vuln/detail/CVE-2026-116467
Titles and links belong to their publishers. The summary above is written by gcdRadar in its own words; data is CC BY-SA 4.0.
Classification
- lane
- Patch now
- AI role
- Attack on AI
- categories
- Infrastructure vulnerability
- severity
- 2 · Disclosed vulnerability
- fix status
- No patch yet
- targets
- Framework / tooling, Open-weight model
- owasp llm top 10
- LLM03:2025 Supply Chain
- mitre atlas
- no technique for these categories
- dates
- happened 26 Oct 2026 · first reported 26 Oct 2026
- origin
- NVDVulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
- record
- confidence 0.95 · created 2026-10-26 19:34Z · updated 2026-10-26 19:34Z
Lane, AI role, categories and severity come from the classifier; the OWASP and ATLAS rows are derived from the categories. How these are assigned
Copy a brief
This record as a short Markdown brief, for a ticket, a chat or a coding agent.
the brief as text
# CVE-2026-116467: llama.cpp Mirostat Sampler assertion vulnerability https://gcdradar.vercel.app/incidents/cve-2026-116467-llama-cpp-mirostat-sampler-assertion-vulnera · AIR-2026-1545 · closed 2026-10-26 - Lane: Patch now - Severity: 2 (Disclosed vulnerability): Disclosed vulnerability without a fix or exploitation reported; CVSS 6.9. - Fix status: No patch yet - First reported: 2026-10-26 - AI role: Attack on AI - Products: llama.cpp - CVE ids: CVE-2026-116467 - CVSS: 6.9 ## Summary A flaw in the Mirostat Sampler component of llama.cpp allows remote attackers to trigger assertions and crash the service. The vendor has not yet responded to the reported pull request. ## What to do No action recorded; read the sources below and the vendor's advisory. ## Affected and fixed versions - Affected: llama.cpp <= 0.7.0 ## Latest updates - 2026-10-26: CVE-2026-116467: A security flaw has been discovered in ggml-org llama.cpp up to 0.7.0. (https://nvd.nist.gov/vuln/detail/CVE-2026-116467) ## Sources - 2026-10-26 NVD: CVE-2026-116467: A security flaw has been discovered in ggml-org llama.cpp up to 0.7.0. https://nvd.nist.gov/vuln/detail/CVE-2026-116467 Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.
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AI