Is CVE-2022-4320 in the CISA KEV catalog?

No. CVE-2022-4320 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-4320?

CVE-2022-4320 has a CVSS v3 base score of 6.1 (MEDIUM).

What is the EPSS score for CVE-2022-4320?

CVE-2022-4320 has an EPSS score of 0.89% (55th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-4320?

Upgrade wordpress events calendar plugin to 1.4.5 or later.

CVE & CISA-KEV Catalog

CVE-2022-4320

MEDIUM

6.1

CVSS v3

NVD

Description

The WordPress Events Calendar WordPress plugin before 1.4.5 does not sanitize and escapes a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against both unauthenticated and authenticated users (such as high-privilege ones like admin).

How to fix

Remediation Available

wordpress events calendar pluginNVD

Affected:< 1.4.5Fixed in:1.4.5CVE-2022-4320derived 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 InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.89%probability of exploitation in 30 days

55thpercentile

Moderate risk: more likely to be exploited than 55% of all known CVEs.

References

Exploit1

wpscan.com

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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 2025-04-04.