CVE-2026-43622: ggml-org llama.cpp

llama.cpp b1886–b7445 Double Free via llama-android.cpp

CVSS 8.5 HighEPSS 0.0023 · 13th percentile

Published by the CVE Program (CNA: VulnCheck) at 6 Aug 2026, 15:27 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
ggml-org	llama.cpp	affected b1886 to b7445, inclusive custom unaffected 5c0d18881e0e9794c96b2602736b758bac9d9388 git Other versions: unaffected

Identifiers

CVE-2026-43622

CNA

VulnCheck

Weakness (CWE)

CWE-415 · CWE-762

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
8.5	High	4.0	CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N	CNA (VulnCheck)Used for this record
7.8	High	3.1	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	CNA (VulnCheck)

CISA KEV Not listed.
EPSS 0.0023, the 13th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 6 Aug 2026. New records show when each source confirmed them.

Sources

References from the CNA

github.com/ggml-org/llama.cpp/releases/tag/b7446 release-notes
github.com/ggml-org/llama.cpp/commit/5c0d18881e0e9794c96b2602736b758bac9d9388 patch
github.com/Vladimir-tokarev-cyera/llama-cpp-security-patches related
www.vulncheck.com/advisories/llama-cpp-b1886-b7445-double-free-via-llama-android-cpp third-party-advisory

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.