What is CVE-2021-24275?

CVE-2021-24275 is a vulnerability in Supsystic Popup By, classified under Cross-site Scripting. Published 2021-05-05.

Is CVE-2021-24275 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Supsystic Popup By

CVE-2021-24275

The Popup by Supsystic WordPress plugin before 1.10.5 did not sanitise the tab parameter of its options page before outputting it in an attribute, leading to a reflected Cross-Site Scripting issue

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.059 (90.8th percentile) — read the EPSS interpretation.

Affected products

Supsystic Popup By — versions 1.10.5

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

wpscan.com/vulnerability/efdc76e0-c14a-4baf-af70-9d381107308f (x_refsource_CONFIRM)
packetstormsecurity.com/files/164311/WordPress-Popup-1.10.4-Cross-Site-Scriptin… (x_refsource_MISC)

Frequently asked questions

What is CVE-2021-24275?: CVE-2021-24275 is a vulnerability in Supsystic Popup By, classified under Cross-site Scripting. Published 2021-05-05.
Is CVE-2021-24275 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.