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.

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.

EPSS: 0.002 (15.4th percentile) — read the EPSS interpretation.

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.

Affected products

Federatedai Fate — versions 2.0, 2.1, 2.2.0

Weakness classification (CWE)

CWE-488

References

cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (issue-tracking, exploit)
cna@vuldb.com (issue-tracking, patch)
cna@vuldb.com (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.