Is CVE-2023-24407 in the CISA KEV catalog?

No. CVE-2023-24407 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-24407?

CVE-2023-24407 has a CVSS v3 base score of 5.0 (MEDIUM).

What is the EPSS score for CVE-2023-24407?

CVE-2023-24407 has an EPSS score of 0.49% (38th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-24407?

Upgrade booking calendar to 3.2.4 or later.

CVE & CISA-KEV Catalog

CVE-2023-24407

MEDIUM

5.0

CVSS v3

NVD

Description

Missing Authorization vulnerability in WpDevArt Booking calendar, Appointment Booking System allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Booking calendar, Appointment Booking System: from n/a through 3.2.3.

CWE-862Missing Authorization

How to fix

Remediation Available

booking calendarNVD

Affected:< 3.2.4Fixed in:3.2.4CVE-2023-24407derived 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 ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

0.49%probability of exploitation in 30 days

38thpercentile

Low risk: more likely to be exploited than 38% of all known CVEs.

References

Third-Party Advisory1

patchstack.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 2026-04-28.