CVE-2026-94640 rpcbind - Denial of Service

rpcbind contains a denial of service vulnerability caused by unbounded in-memory list growth from unique RPC requests, letting remote unauthenticated attackers exhaust service availability, exploit requires no special privileges.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.35% 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
22 September 2026
Updated
15 October 2026
Weakness
CWE-400

Vendor fix

Update to the latest version of rpcbind.

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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