CVE-2026-94624 vLLM - Denial of Service

vLLM through 0.29.0 contains a denial of service vulnerability caused by unreachable peer sessions in P2P KV offloading with OffloadingConnector configured with TieringOffloadingSpec and a peer-to-peer secondary tier, letting attackers crash EngineCore and stop all inference, exploit requires supplying arbitrary remote host and port values.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.63% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Denial of Service
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
21 September 2026
Updated
15 October 2026
Weakness
CWE-770

Vendor fix

Update to the latest version beyond 0.29.0.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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