Is CVE-2024-3740 in the CISA KEV catalog?

No. CVE-2024-3740 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-3740?

CVE-2024-3740 has a CVSS v3 base score of 6.3 (MEDIUM).

What is the EPSS score for CVE-2024-3740?

CVE-2024-3740 has an EPSS score of 0.81% (53th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-3740?

Upgrade nginxwebui to 4.2.4 or later.

CVE & CISA-KEV Catalog

CVE-2024-3740

MEDIUM

6.3

CVSS v3

NVD

Description

A vulnerability, which was classified as critical, has been found in cym1102 nginxWebUI up to 3.9.9. This issue affects the function exec of the file /adminPage/conf/reload. The manipulation of the argument nginxExe leads to deserialization. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-260579.

CWE-502Deserialization of Untrusted Data

How to fix

Remediation Available

nginxwebuiNVD

Affected:< 4.2.4Fixed in:4.2.4CVE-2024-3740derived 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

ConfidentialityLow

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

0.81%probability of exploitation in 30 days

53rdpercentile

Moderate risk: more likely to be exploited than 53% of all known CVEs.

References

Exploit1

github.com

Third-Party Advisory2

Issue Tracking1

github.com

VDB Entry1

vuldb.com

Related Vulnerabilities

Other CWE-502 (Deserialization of Untrusted Data) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-0669	High	7.2	100%	KEV + Ransom	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2021-35464	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-29300	Critical	9.8	100%	KEV + Ransom	-
CVE-2025-53770	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2022-47986	Critical	9.8	100%	KEV + Ransom	-

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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 2025-08-21.