Exploitation Summary
CVE-2022-4320 has a Nuclei detection template available — see the Nuclei card below for the Shodan/FOFA recon queries.
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).
Nuclei Templates (1)
WordPress Events Calendar <1.4.5 - Cross-Site Scripting
MEDIUMVERIFIEDby r3Y3r53
References (1)
Core 1
Core References
Exploit, Third Party Advisory exploit
vdb-entry
technical-description
https://wpscan.com/vulnerability/f1244c57-d886-4a6e-8cdb-18404e8c153c
Scores
CVSS v3
6.1
EPSS
0.0089
EPSS Percentile
54.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
Status
published
Products (1)
mhsoftware/wordpress_events_calendar_plugin
< 1.4.5
Published
Jan 16, 2023
Tracked Since
Feb 18, 2026