What is CVE-2021-24454?

CVE-2021-24454 is a medium-severity vulnerability in Yop-Poll Yop Poll, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-07-12.

How severe is CVE-2021-24454?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2021-24454 known to be exploited?

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

XSS in Yop-Poll Yop Poll

CVE-2021-24454

In the YOP Poll WordPress plugin before 6.2.8, when a pool is created with the options "Allow other answers", "Display other answers in the result list" and "Show results", it can lead to Stored Cross-Site Scripting issues as the 'Other' answer is not sanitised before being output in the page. The execution of the XSS payload depends on the 'Show results' option selected, which could be before or after sending the vote for example.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.016 (73.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Yop-poll Yop_poll
Unknown Yop Poll — versions 6.2.8

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

contact@wpscan.com (x_refsource_CONFIRM, Exploit, Third Party Advisory)
contact@wpscan.com (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-24454?: CVE-2021-24454 is a medium-severity vulnerability in Yop-Poll Yop Poll, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-07-12.
How severe is CVE-2021-24454?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2021-24454 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.