CVE-2026-107183: Use-after-free and double free vulnerability in llama.cpp
llama.cpp
A vulnerability in llama.cpp before b11393 allows unauthenticated remote attackers to corrupt heap memory and crash the server via crafted chat parser requests. No active exploitation has been confirmed.
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
- 9.2
- EPSS
- <0.01 · top 64% · 2026-11-13
- fix status
- Fix status unknown
- first report
- 7 Oct 2026
- last update
- 7 Oct 2026
- CVE ids
Timeline · 1
Sources · 1
Advisories and databases
- 2026-10-07CVE-2026-107183: llama.cpp before b11393 contains a use-after-free and double free vulnerability in common_chat_peg_mapper::map that allows…NVD · nvd.nist.gov/vuln/detail/CVE-2026-107183
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
- Fix status unknown
- targets
- Framework / tooling
- owasp llm top 10
- LLM03:2025 Supply Chain
- mitre atlas
- no technique for these categories
- dates
- happened 7 Oct 2026 · first reported 7 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 2026-10-18 06:33Z · updated 2026-10-18 06:33Z
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
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the brief as text
# CVE-2026-107183: Use-after-free and double free vulnerability in llama.cpp https://gcdradar.vercel.app/incidents/cve-2026-107183-use-after-free-and-double-free-vulnerability · AIR-2026-0260 · closed 2026-10-07 - Lane: Patch now - Severity: 2 (Disclosed vulnerability) - Fix status: Fix status unknown - First reported: 2026-10-07 - AI role: Attack on AI - Products: llama.cpp - CVE ids: CVE-2026-107183 - CVSS: 9.2 ## Summary A vulnerability in llama.cpp before b11393 allows unauthenticated remote attackers to corrupt heap memory and crash the server via crafted chat parser requests. No active exploitation has been confirmed. ## What to do No action recorded; read the sources below and the vendor's advisory. ## Latest updates - 2026-10-07: CVE-2026-107183: llama.cpp before b11393 contains a use-after-free and double free vulnerability in common_chat_peg_mapper::map that allows… (https://nvd.nist.gov/vuln/detail/CVE-2026-107183) ## Sources - 2026-10-07 NVD: CVE-2026-107183: llama.cpp before b11393 contains a use-after-free and double free vulnerability in common_chat_peg_mapper::map that allows… https://nvd.nist.gov/vuln/detail/CVE-2026-107183 Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.
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AI