CVE-2026-5536FedML-AI FedML gRPC server grpc_server.py sendMessage deserialization
Updated under an hour ago ()
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It affects FedML-AI FedML and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 7.3 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R
- Weakness (CWE)
- CWE-502, CWE-20
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Analyzed
- Record last updated
- Apr 6, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
FedML-AI FedML fedml_ai:fedml (from the name) | 0.8.0; 0.8.1; 0.8.2; 0.8.3; 0.8.4; 0.8.5; 0.8.6; 0.8.7; and 2 more ranges | CNA record |
tensoropera fedml tensoropera:fedml | through 0.8.9 | NVD |
References
- https://vuldb.com/vuln/355289vdb-entry, technical-description, third-party-advisory
- https://vuldb.com/vuln/355289/ctisignature, permissions-required
- https://vuldb.com/submit/782201third-party-advisory, vdb-entry
- https://github.com/AnalogyC0de/public_exp/issues/26issue-tracking, third-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.