CVE-2026-5536

HIGH

FedML-AI FedML gRPC server grpc_server.py sendMessage deserialization

Title source: cna
STIX 2.1

Description

A weakness has been identified in FedML-AI FedML up to 0.8.9. Affected is the function sendMessage of the file grpc_server.py of the component gRPC server. Executing a manipulation can lead to deserialization. The attack may be performed from remote. The vendor was contacted early about this disclosure but did not respond in any way.

Scores

CVSS v3 7.3
EPSS 0.0005
EPSS Percentile 16.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-20 CWE-502
Status published
Products (10)
FedML-AI/FedML 0.8.0
FedML-AI/FedML 0.8.1
FedML-AI/FedML 0.8.2
FedML-AI/FedML 0.8.3
FedML-AI/FedML 0.8.4
FedML-AI/FedML 0.8.5
FedML-AI/FedML 0.8.6
FedML-AI/FedML 0.8.7
FedML-AI/FedML 0.8.8
FedML-AI/FedML 0.8.9
Published Apr 05, 2026
Tracked Since Apr 05, 2026