Get real-time updates on Telegram
CVE-2026-43627: llama.cpp from b1283 (inclusive), through b9058 (inclusive), b1283 through b9058, 0.4.0 through 0.17.1
CVE-2026-43627. CVSS 3.1 base score 7.8 (HIGH, Vendor/CNA). EPSS 0.00201 (percentile 0.09487), scored 22-Oct-2026.
Affected technology
llama.cpp · from b1283 (inclusive), through b9058 (inclusive)
ggml
llama.cpp · b1283 through b9058, 0.4.0 through 0.17.1
ggml-org
Description’s affected range: through b9058
Component: Not specified by the source
Function: where
Attack conditions (Vendor/CNA, CVSS 4.0): Local · No privileges required · Passive user interaction
What an attacker can do
Attackers can pass specially crafted parameters to trigger integer overflow, causing heap corruption and potentially achieving arbitrary code execution through subsequent batch operations that write past allocated buffer boundaries. Vendor/CNA’s CVSS 4.0 assessment (base score 8.5/10) rates confidentiality, integrity and availability impact as high.
- CWE
- CWE-190, CWE-680
- CCR priority
- 31.3 /100 (P4)
- CVSS 3.1
- 7.8 /10 · CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H · Vendor/CNA
- EPSS
- 0.00201 · percentile 0.09487 · 2026-10-22
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-24 01:40:49.068977+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-43627.html