CVE-2022-4320

CVE-2022-4320 is a medium-severity vulnerability in Mhsoftware Wordpress Events Calendar Plugin with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

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).

Frequently asked questions

What is CVE-2022-4320?
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 severe is CVE-2022-4320?
CVE-2022-4320 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2022-4320 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-4320?
CVE-2022-4320 affects Mhsoftware Wordpress Events Calendar Plugin. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-4320?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-4320 published?
CVE-2022-4320 was published on 2023-01-16 and last updated on 2026-06-17.

References

Affected products (1)