Is CVE-2022-24450 in the CISA KEV catalog?

No. CVE-2022-24450 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-24450?

CVE-2022-24450 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2022-24450?

CVE-2022-24450 has an EPSS score of 1.31% (67th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-24450?

Upgrade nats-server to 2.7.2 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2022-24450

HIGH

8.8

CVSS v3

NVD

Description

NATS nats-server before 2.7.2 has Incorrect Access Control. Any authenticated user can obtain the privileges of the System account by misusing the "dynamically provisioned sandbox accounts" feature.

CWE-862Missing Authorization

How to fix

Remediation Available

nats-serverNVD

Affected:>= 2.0.0, < 2.7.2Fixed in:2.7.2CVE-2022-24450derived from NVD

nats serverNVD

Affected:>= 2.0.0, < 2.7.2Fixed in:2.7.2CVE-2022-24450derived from NVD

nats streaming serverNVD

Affected:>= 0.15.0, < 0.24.1Fixed in:0.24.1CVE-2022-24450derived 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 VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.31%probability of exploitation in 30 days

67thpercentile

Moderate risk: more likely to be exploited than 67% of all known CVEs.

References

Vendor Advisory1

advisories.nats.io

Third-Party Advisory1

github.com

Related Vulnerabilities

Other CWE-862 (Missing Authorization) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2021-39226	Critical	9.8	100%	KEV	Fix
CVE-2022-0543	Critical	10.0	100%	KEV	Fix
CVE-2021-21978	Critical	9.8	99%	-	Fix
CVE-2023-52163	High	8.8	96%	KEV	-
CVE-2022-1329	High	8.8	93%	-	-
CVE-2023-6875	Critical	9.8	90%	-	-

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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 2026-03-30.