CVE-2026-61753: NVIDIA Megatron Bridge contains a vulnerability where an attacker could cause a deserialization of untrusted d

Q: How do I fix CVE-2026-61753?

nemo megatron bridge: upgrade to 0.5.1. Exact commands for each OS are on this page.

Q: Is CVE-2026-61753 being exploited?

CVE-2026-61753 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-61753 affect?

CVE-2026-61753 affects nemo megatron bridge. Severity is high (CVSS 7.8). NVIDIA Megatron Bridge contains a vulnerability where an attacker could cause a deserialization of untrusted data. A successful exploit of this vulnerability might lead to code execution, data tampering, and information disclosure.

Routine

HIGH 7.8UPGRADE

CVE-2026-61753 is a high-severity flaw (CVSS 7.8) affecting nemo megatron bridge. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

NVIDIA Megatron Bridge contains a vulnerability where an attacker could cause a deserialization of untrusted data. A successful exploit of this vulnerability might lead to code execution, data tampering, and information disclosure.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.5% (top 55%)
CISA exploited list	No
Weakness	CWE-22, CWE-502
Published	2026-09-01
Last modified	2026-09-02

Publisher (CNA): NVIDIA Corporation · Vendor: nvidia

Last updated 2026-09-02 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-09-01 16:17 UTCPublished CVE record published
2026-09-02 12:24 UTCUpdated Record last modified

nvidia nemo megatron bridge UPGRADE

Affected: < 0.5.1

Fixed in: 0.5.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy nemo-megatron-bridge || rpm -q nemo-megatron-bridge || nemo-megatron-bridge --version

2. UPGRADE to 0.5.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade nemo-megatron-bridge

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade nemo-megatron-bridge

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-61753?

nemo megatron bridge: upgrade to 0.5.1. Exact commands for each OS are on this page.

Is CVE-2026-61753 being exploited?

CVE-2026-61753 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-61753 affect?

CVE-2026-61753 affects nemo megatron bridge. Severity is high (CVSS 7.8). NVIDIA Megatron Bridge contains a vulnerability where an attacker could cause a deserialization of untrusted data. A successful exploit of this vulnerability might lead to code execution, data tampering, and information disclosure.

How urgent is CVE-2026-61753?

Priority 39/100. High severity

Software pages

NVIDIA vulnerabilities

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References

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