CVE-2026-5536
HIGHFedML-AI FedML gRPC server grpc_server.py sendMessage deserialization
Title source: cnaDescription
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.
References (4)
Core 4
Core References
Vdb Entry, Technical Description vdb-entry
technical-description
VDB-355289 | FedML-AI FedML gRPC server grpc_server.py sendMessage deserialization
https://vuldb.com/vuln/355289
Signature, Permissions Required signature
permissions-required
VDB-355289 | CTI Indicators (IOB, IOC, IOA)
https://vuldb.com/vuln/355289/cti
Third Party Advisory third-party-advisory
Submit #782201 | FedML-AI FedML <= 0.8.9 Remote Code Execution
https://vuldb.com/submit/782201
Issue Tracking issue-tracking
https://github.com/AnalogyC0de/public_exp/issues/26
Scores
CVSS v3
7.3
EPSS
0.0038
EPSS Percentile
29.4%
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 (11)
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
... and 1 more
Published
Apr 05, 2026
Tracked Since
Apr 05, 2026