CVE-2021-24152

MEDIUM 6.1CVE-2021-24152 · Published 05/04/2021 · updated 17/06/2026

In short

CVE-2021-24152 is a MEDIUM (CVSS 6.1) vulnerability affecting popup builder (sygnoos).
Chance of exploitation in the next 30 days (EPSS): 0.73%, higher than 54.4% of all vulnerabilities.
Fix: update to 3.74 or later.

Package	Affected versions	Patched versions
popup builder sygnoos	`< 3.74`	`3.74`

The "All Subscribers" setting page of Popup Builder was vulnerable to reflected Cross-Site Scripting.

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Package

Affected versions

Patched versions

< 3.74

3.74

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