Is CVE-2026-14621 in the CISA KEV catalog?

No. CVE-2026-14621 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-14621?

CVE-2026-14621 has a CVSS v3 base score of 3.1 (LOW).

What is the EPSS score for CVE-2026-14621?

CVE-2026-14621 has an EPSS score of 0.30% (22th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2026-14621?

No published fix for CVE-2026-14621 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2026-14621

LOW

3.1

CVSS v3

NVD

Description

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.

CWE-488

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

Exploit Intelligence

0.30%probability of exploitation in 30 days

22ndpercentile

Low risk: more likely to be exploited than 22% of all known CVEs.

References

Other references7

Related Vulnerabilities

Other CWE-488 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-38367	High	8.2	11%	-	Fix
CVE-2024-6162	High	7.5	1.7%	-	Fix
CVE-2025-1247	High	8.3	0.8%	-	-
CVE-2024-27935	High	7.2	0.7%	-	Fix
CVE-2024-27455	Critical	9.1	0.6%	-	-
CVE-2024-5148	High	7.5	0.6%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-07-06.