Is CVE-2023-5340 in the CISA KEV catalog?

No. CVE-2023-5340 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-5340?

CVE-2023-5340 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2023-5340?

CVE-2023-5340 has an EPSS score of 1.24% (66th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-5340?

Upgrade five star restaurant menu to 2.4.11 or later.

CVE & CISA-KEV Catalog

CVE-2023-5340

CRITICAL

9.8

CVSS v3

NVD

Description

The Five Star Restaurant Menu and Food Ordering WordPress plugin before 2.4.11 unserializes user input via an AJAX action available to unauthenticated users, allowing them to perform PHP Object Injection when a suitable gadget is present on the blog.

CWE-74Injection

How to fix

Remediation Available

five star restaurant menuNVD

Affected:< 2.4.11Fixed in:2.4.11CVE-2023-5340derived 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 RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.24%probability of exploitation in 30 days

66thpercentile

Moderate risk: more likely to be exploited than 66% of all known CVEs.

References

Exploit1

wpscan.com

Related Vulnerabilities

Other CWE-74 (Injection) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2013-2251	Critical	9.8	100%	KEV	Fix
CVE-2023-22527	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2019-2725	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2022-46169	Critical	9.8	100%	KEV	Fix
CVE-2022-35914	Critical	9.8	100%	KEV	-
CVE-2019-17558	High	7.5	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.