XSS in Yop-Poll Yop Poll
CVE-2021-24834
The YOP Poll WordPress plugin before 6.3.1 is affected by a stored Cross-Site Scripting vulnerability which exists in the Create Poll - Options module where a user with a role as low as author is allowed to execute arbitrary script code within the context of the application. This vulnerability is due to insufficient validation of custom label parameters - vote button label , results link label and back to vote caption label.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.015 (73.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 73.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: +0.000
Affected products
- Yop-Poll Yop Poll
- Yop Poll — versions 6.3.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- plugins.trac.wordpress.org/changeset/2605368 (Patch, Third Party Advisory)
- wpscan.com/vulnerability/72f58b14-e5cb-4f1c-a16f-621238c6ebbf (Third Party Advisory)
- www.fortiguard.com/zeroday/FG-VD-21-053 (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-24834?
- CVE-2021-24834 is a medium-severity vulnerability in Yop-Poll Yop Poll, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-11-17.
- How severe is CVE-2021-24834?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2021-24834 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.