PT-2026-30407 · Fedml Ai · Fedml

Ana10Gy · Published 2026-04-05 · Updated 2026-04-05 · CVE-2026-5536

Positive Technologies (AI Summary)

CVSS v2.0

7.5

High

Base vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions FedML-AI FedML versions up to 0.8.9

Description A weakness exists in the gRPC server component of FedML-AI FedML, specifically within the sendMessage function of the grpc server.py file. This allows for deserialization, potentially triggered remotely. The vendor was contacted but did not respond.

Recommendations Update to a version beyond 0.8.9.

Fix

RCE

Deserialization of Untrusted Data

Weakness Enumeration

CWE-20

CWE-502

Related Identifiers

CVE-2026-5536

Affected Products

Fedml

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2026-5536 · Security Note
• https://twitter.com/CVEarity/status/2040789230327419015 · Twitter Post
• https://vuldb.com/submit/782201 · Note
• https://github.com/AnalogyC0de/public_exp/issues/26 · Note
• https://vuldb.com/vuln/355289 · Note
• https://vuldb.com/vuln/355289/cti · Note