Is CVE-2026-48137 in the CISA KEV catalog?

No. CVE-2026-48137 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-48137?

CVE-2026-48137 has a CVSS v3 base score of 9.1 (CRITICAL).

What is the EPSS score for CVE-2026-48137?

CVE-2026-48137 has an EPSS score of 0.55% (42th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-48137?

Upgrade ni grpc device server to 2.18.0 or later.

CVE & CISA-KEV Catalog

CVE-2026-48137

CRITICAL

9.1

CVSS v3

NVD

Description

There is an untrusted pointer dereference vulnerability in the NI grpc-device sideband streaming API that may allow an attacker to cause an arbitrary memory dereference, potentially resulting in remote code execution. Successful exploitation requires an attacker to supply a specially crafted Moniker protobuf message. This affects NI grpc-device 2.17.0 and prior versions.

CWE-822Untrusted Pointer Dereference

How to fix

Remediation Available

ni grpc device serverNVD

Affected:< 2.18.0Fixed in:2.18.0CVE-2026-48137derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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 VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

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

Exploit Intelligence

0.55%probability of exploitation in 30 days

42ndpercentile

Moderate risk: more likely to be exploited than 42% of all known CVEs.

References

Vendor Advisory2

Related Vulnerabilities

Other CWE-822 (Untrusted Pointer Dereference) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-21768	High	7.8	65%	-	Fix
CVE-2024-21338	High	7.8	52%	KEV + Ransom	Fix
CVE-2024-35250	High	7.8	25%	KEV	Fix
CVE-2023-29360	High	8.4	22%	KEV	Fix
CVE-2023-36033	High	7.8	12%	KEV	Fix
CVE-2019-13334	High	7.8	6.8%	-	-

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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 2026-06-25.