CVE-2021-24275 EXPLOIT
6.1
MEDIUM · CVSS 3.1 · EPSS 18.2% (pctl 97)
Patch early
A public exploit exists.
Description
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
Scoring
| CVSS | 6.1 (MEDIUM, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| EPSS | 18.17% — more likely to be exploited than 97% of all CVEs |
| Weakness | CWE-79 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2021-05-05 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| supsystic | popup |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | WordPress Plugin Popup 1.10.4 - Reflected Cross-Site Scripting (XSS) | 2021-09-28 |
References
- http://packetstormsecurity.com/files/164311/WordPress-Popup-1.10.4-Cross-Site-Scripting.html
- https://wpscan.com/vulnerability/efdc76e0-c14a-4baf-af70-9d381107308f
- http://packetstormsecurity.com/files/164311/WordPress-Popup-1.10.4-Cross-Site-Scripting.html
- https://wpscan.com/vulnerability/efdc76e0-c14a-4baf-af70-9d381107308f
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