Is CVE-2021-4246 in the CISA KEV catalog?

No. CVE-2021-4246 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-4246?

CVE-2021-4246 has a CVSS v3 base score of 6.3 (MEDIUM).

What is the EPSS score for CVE-2021-4246?

CVE-2021-4246 has an EPSS score of 0.52% (41th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-4246?

Upgrade lmeve to 2021-02-13 or later.

CVE & CISA-KEV Catalog

CVE-2021-4246

MEDIUM

6.3

CVSS v3

NVD

Description

A vulnerability was found in roxlukas LMeve and classified as critical. Affected by this issue is some unknown functionality of the component Login Page. The manipulation of the argument X-Forwarded-For leads to sql injection. The attack may be launched remotely. The name of the patch is 29e1ead3bb1c1fad53b77dfc14534496421c5b5d. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-216176.

CWE-707 CWE-89SQL Injection

How to fix

Remediation Available

lmeveNVD

Affected:< 2021-02-13Fixed in:2021-02-13CVE-2021-4246derived from NVD

Affected:< 0.1.61Fixed in:0.1.61CVE-2021-4246derived 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 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

0.52%probability of exploitation in 30 days

41stpercentile

Moderate risk: more likely to be exploited than 41% of all known CVEs.

References

Patch1

github.com

Third-Party Advisory1

vuldb.com

Related Vulnerabilities

Other CWE-707 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-10914	High	8.1	97%	-	-
CVE-2024-10915	High	8.1	79%	-	-
CVE-2024-43572	High	7.8	67%	KEV	Fix
CVE-2022-4257	Medium	6.3	44%	-	-
CVE-2025-26633	High	7.0	32%	KEV + Ransom	Fix
CVE-2022-3801	Medium	6.3	30%	-	-

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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 2025-12-22.