How severe is CVE-2025-23311?

CVE-2025-23311 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-23311 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-23311?

CVE-2025-23311 affects Nvidia Triton Inference Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-23311?

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

Does CVE-2025-23311 have an EU (EUVD) identifier?

Yes. CVE-2025-23311 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23840.

When was CVE-2025-23311 published?

CVE-2025-23311 was published on 2025-08-06 and last updated on 2026-06-17.

CVE-2025-23311

CVE-2025-23311 is a critical-severity vulnerability in Nvidia Triton Inference Server with a CVSS 3.x base score of 9.8. 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-121.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-23840
Weakness: CWE-121
Affected product: Nvidia Triton Inference Server
Published: 2025-08-06
Last modified: 2026-06-17

Description

NVIDIA Triton Inference Server contains a vulnerability where an attacker could cause a stack overflow through specially crafted HTTP requests. A successful exploit of this vulnerability might lead to remote code execution, denial of service, information disclosure, or data tampering.

Frequently asked questions

What is CVE-2025-23311?: NVIDIA Triton Inference Server contains a vulnerability where an attacker could cause a stack overflow through specially crafted HTTP requests. A successful exploit of this vulnerability might lead to remote code execution, denial of service, information disclosure, or data tampering.
How severe is CVE-2025-23311?: CVE-2025-23311 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-23311 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-23311?: CVE-2025-23311 affects Nvidia Triton Inference Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-23311?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-23311 have an EU (EUVD) identifier?: Yes. CVE-2025-23311 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-23840.
When was CVE-2025-23311 published?: CVE-2025-23311 was published on 2025-08-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:nvidia:triton_inference_server:*:*:*:*:*:*:*:*

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