How severe is CVE-2026-24186?

CVE-2026-24186 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-24186 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-24186?

CVE-2026-24186 affects Nvidia Nvflare. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-24186?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-24186 have an EU (EUVD) identifier?

Yes. CVE-2026-24186 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26076.

When was CVE-2026-24186 published?

CVE-2026-24186 was published on 2026-04-28 and last updated on 2026-06-17.

CVE-2026-24186

CVE-2026-24186 is a high-severity vulnerability in Nvidia Nvflare with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-502.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-26076
Weakness: CWE-502
Affected product: Nvidia Nvflare
Published: 2026-04-28
Last modified: 2026-06-17

Description

NVIDIA FLARE SDK contains a vulnerability in FOBS, where an attacker may cause deserialization of untrusted data by sending a malicious FOBS- encoded message. A successful exploit of this vulnerability might lead to code execution.

Frequently asked questions

What is CVE-2026-24186?: NVIDIA FLARE SDK contains a vulnerability in FOBS, where an attacker may cause deserialization of untrusted data by sending a malicious FOBS- encoded message. A successful exploit of this vulnerability might lead to code execution.
How severe is CVE-2026-24186?: CVE-2026-24186 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-24186 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-24186?: CVE-2026-24186 affects Nvidia Nvflare. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-24186?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-24186 have an EU (EUVD) identifier?: Yes. CVE-2026-24186 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26076.
When was CVE-2026-24186 published?: CVE-2026-24186 was published on 2026-04-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:nvidia:nvflare:*:*:*:*:*:*:*:*

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