Vulnerability in Federatedai Fate
CVE-2026-14621
A vulnerability has been found in FederatedAI FATE up to 2.2.0. This affects the function QueuePushReqStreamObserver.initEggroll of the file java/osx/osx-broker/src/main/java/org/fedai/osx/broker/grpc/QueuePushReqStreamObserver.java of the component OSX Broker. Such manipulation of the argument rollSiteSessionId/dstRole/dstPartyId leads to exposure of data element to wrong session. The attack can be executed remotely. A high complexity level is associated with this attack. It is indicated that the exploitability is difficult. The exploit has been disclosed to the public and may be used. The pull request to fix this issue awaits acceptance.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.1 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (28.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 28.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Federatedai Fate — versions 2.0, 2.1, 2.2.0
Weakness classification (CWE)
References
- vuldb.com/vuln/376137 (technical-description, vdb-entry)
- vuldb.com/vuln/376137/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-14621 (third-party-advisory)
- vuldb.com/submit/844900 (third-party-advisory)
- github.com/FederatedAI/FATE/issues/5791 (issue-tracking, exploit)
- github.com/FederatedAI/FATE/pull/5792 (issue-tracking, patch)
- github.com/FederatedAI/FATE/ (product)
Frequently asked questions
- What is CVE-2026-14621?
- CVE-2026-14621 is a low-severity vulnerability in Federatedai Fate, classified under CWE-488. CVSS score: 3.1/10. Published 2026-07-04.
- How severe is CVE-2026-14621?
- Low severity. CVSS v3 base score is 3.1 out of 10.