CVE-2021-24670

MEDIUM 5.4CVE-2021-24670 · Published 27/09/2021 · updated 17/06/2026

In short

CVE-2021-24670 is a MEDIUM (CVSS 5.4) vulnerability affecting coolclock (status301).
Chance of exploitation in the next 30 days (EPSS): 0.62%, higher than 50.1% of all vulnerabilities.
Fix: update to 4.3.5 or later.

Package	Affected versions	Patched versions
coolclock status301	`< 4.3.5`	`4.3.5`

Description

The CoolClock WordPress plugin before 4.3.5 does not escape some shortcode attributes, allowing users with a role as low as Contributor toperform Stored Cross-Site Scripting attacks

References

wpscan.com/vulnerability/a092548f-1ad5-44d3-9901-cdf4ebcee40a · Exploit

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