Is CVE-2021-24146 in the CISA KEV catalog?

No. CVE-2021-24146 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-24146?

CVE-2021-24146 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2021-24146?

CVE-2021-24146 has an EPSS score of 31.04% (98th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-24146?

Upgrade modern events calendar lite to 5.16.5 or later.

CVE & CISA-KEV Catalog

CVE-2021-24146

HIGHEPSS 98th pctl

7.5

CVSS v3

NVD

Description

Lack of authorisation checks in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not properly restrict access to the export files, allowing unauthenticated users to exports all events data in CSV or XML format for example.

CWE-284Improper Access Control CWE-862Missing Authorization

How to fix

Remediation Available

modern events calendar liteNVD

Affected:< 5.16.5Fixed in:5.16.5CVE-2021-24146derived 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

ConfidentialityNone

IntegrityHigh

AvailabilityNone

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

Exploit Intelligence

31.04%probability of exploitation in 30 days

98thpercentile

Very high risk: more likely to be exploited than 98% of all known CVEs.

References

Exploit2

Related Vulnerabilities

Other CWE-284 (Improper Access Control) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-27350	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2019-1653	High	7.5	100%	KEV	-
CVE-2023-23752	Medium	5.3	100%	KEV	Fix
CVE-2023-38205	High	7.5	100%	KEV	-
CVE-2023-29298	High	7.5	100%	KEV	-
CVE-2024-27348	Critical	9.8	99%	KEV	Fix

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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 2024-11-21.