CVE-2026-86169: axolotl-ai-cloud axolotl

Axolotl before 0.19.0 Remote Code Execution via Multipack Patching

CVSS 8.7 HighEPSS 0.0094 · 61st percentile

Published by the CVE Program (CNA: VulnCheck) at 5 Sept 2026, 11:01 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
axolotl-ai-cloud	axolotl pkg:pypi/axolotl	affected before 0.19.0 semver unaffected 0.19.0 semver Other versions: unaffected

Identifiers

CVE-2026-86169

CNA

VulnCheck

Weakness (CWE)

CWE-829

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
8.7	High	4.0	CVSS:4.0/AV:N/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
8.8	High	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	CNA (VulnCheck)

CISA KEV Not listed.
EPSS 0.0094, the 61st 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 5 Sept 2026. New records show when each source confirmed them.

Sources

References from the CNA

github.com/axolotl-ai-cloud/axolotl/pull/3858 patchissue-tracking
github.com/axolotl-ai-cloud/axolotl/commit/b62d60b101eea7f32532ee3c0b17c2f2430a9262 patch
github.com/axolotl-ai-cloud/axolotl/blob/v0.18.0/src/axolotl/loaders/patch_manager.py#L794-L806 technical-description
github.com/axolotl-ai-cloud/axolotl/blob/v0.18.0/src/axolotl/monkeypatch/multipack.py#L86-L96 technical-description
github.com/axolotl-ai-cloud/axolotl/releases/tag/v0.19.0 release-notes
github.com/axolotl-ai-cloud/axolotl product
www.vulncheck.com/advisories/axolotl-through-0.18.0-remote-code-execution-via-multipack-patching 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.