CVE-2026-14621
FederatedAI FATE OSX Broker QueuePushReqStreamObserver.java QueuePushReqStreamObserver.initEggroll wrong session
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.
INFO
Published Date :
July 4, 2026, 9:16 a.m.
Last Modified :
July 6, 2026, 6:16 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 2.0 | LOW | [email protected] | ||||
| CVSS 3.1 | LOW | [email protected] | ||||
| CVSS 4.0 | LOW | [email protected] |
Solution
- Review and apply the pull request to fix the vulnerability.
- Validate access controls for session data.
- Monitor for unauthorized session access.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-14621.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-14621 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-14621
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-14621 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-14621 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jul. 06, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-14621', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-07-06T16:36:21.395762Z'} -
New CVE Received by [email protected]
Jul. 04, 2026
Action Type Old Value New Value Added Affected [{'cpes': ['cpe:2.3:a:federatedai:fate:*:*:*:*:*:*:*:*'], 'vendor': 'FederatedAI', 'modules': ['OSX Broker'], 'product': 'FATE', 'versions': [{'status': 'affected', 'version': '2.0'}, {'status': 'affected', 'version': '2.1'}, {'status': 'affected', 'version': '2.2.0'}]}] Added 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. Added CVSS V4.0 AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N Added CVSS V2 (AV:N/AC:H/Au:S/C:P/I:N/A:N) Added CWE CWE-488 Added Reference https://github.com/FederatedAI/FATE/ Added Reference https://github.com/FederatedAI/FATE/issues/5791 Added Reference https://github.com/FederatedAI/FATE/pull/5792 Added Reference https://vuldb.com/cve/CVE-2026-14621 Added Reference https://vuldb.com/submit/844900 Added Reference https://vuldb.com/vuln/376137 Added Reference https://vuldb.com/vuln/376137/cti