Is CVE-2025-33240 in the CISA KEV catalog?

No. CVE-2025-33240 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-33240?

CVE-2025-33240 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2025-33240?

CVE-2025-33240 has an EPSS score of 0.20% (10th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-33240?

Upgrade megatron-bridge to 0.2.2 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2025-33240

HIGH

7.8

CVSS v3

NVD

Description

NVIDIA Megatron Bridge contains a vulnerability in a data shuffling tutorial, where malicious input could cause a code injection. A successful exploit of this vulnerability might lead to code execution, escalation of privileges, information disclosure, and data tampering.

CWE-94Code Injection

How to fix

Remediation Available

megatron-bridgeNVD

Affected:< 0.2.2Fixed in:0.2.2CVE-2025-33240derived from NVD

nemo megatron bridgeNVD

Affected:< 0.2.2Fixed in:0.2.2CVE-2025-33240derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.20%probability of exploitation in 30 days

10thpercentile

Low risk: more likely to be exploited than 10% of all known CVEs.

References

Vendor Advisory1

nvidia.custhelp.com

Third-Party Advisory2

Related Vulnerabilities

Other CWE-94 (Code Injection) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-9841	Critical	9.8	100%	KEV	Fix
CVE-2015-1635	Critical	9.8	100%	KEV	-
CVE-2022-22954	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-22204	Medium	6.8	100%	KEV	Fix
CVE-2025-3248	Critical	9.8	100%	KEV	Fix
CVE-2012-0158	High	8.8	100%	KEV	-

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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 2026-07-02.