PoC Index

CVE-2021-24147

MEDIUM 5.4EPSS 0.7%

Unvalidated input and lack of output encoding in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not sanitise the mic_comment field (Notes on time) when adding/editing an event, allowing users with privilege as low as author to add events with a Cross-Site Scripting payload in them, which will be triggered in the frontend when viewing the event.

CVSS v3.1
5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS v2.0
3.5 LOWAV:N/AC:M/Au:S/C:N/I:P/A:N
EPSS
0.75% chance of exploitation in the next 30 days, 52th percentile
Published
2021-03-18
Updated
2024-08-03

Proof-of-concept exploits (1)

References

Related