CVE-2026-5535

Name: CVE-2026-5535
Creator: NVD / NIST
Published: 2026-04-05T03:16:01.7+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 2.1/10EPSS 0.53%

Last modified Jun 17, 2026

CVE-2026-5535 is a low-severity vulnerability rated 2.1/10 on the CVSS scale. A security flaw has been discovered in FedML-AI FedML up to 0.8.9. This impacts an unknown function of the file FileUtils.java of the component MQTT Message Handler. EPSS estimates a 0.53% chance of exploitation in the next 30 days.

Description

A security flaw has been discovered in FedML-AI FedML up to 0.8.9. This impacts an unknown function of the file FileUtils.java of the component MQTT Message Handler. Performing a manipulation of the argument dataSet results in path traversal. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

CVSS 3.1

5.4/10

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

CVSS 4.0

2.1/10

CVSS:4.0/AV:N/AC:L/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

EPSS Probability

0.53%

40.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Tensoropera	Fedml	< 0.8.9

References

https://github.com/AnalogyC0de/public_exp/issues/25Exploit, Mitigation, Third Party Advisory
https://vuldb.com/submit/782200Third Party Advisory, VDB Entry
https://vuldb.com/vuln/355288Third Party Advisory, VDB Entry
https://vuldb.com/vuln/355288/ctiPermissions Required

Timeline

Published: Apr 5, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-5535?

How severe is CVE-2026-5535?

CVE-2026-5535 has a CVSS score of 2.1/10 (LOW severity). The EPSS model estimates a 0.53% probability of exploitation in the next 30 days.

How do I fix CVE-2026-5535?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-5535?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST