CVE-2021-20792 json
Cross-site scripting vulnerability in Quiz And Survey Master versions prior to 7.1.14 allows a remote attacker to inject arbitrary script v…
published 2021-08-18 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-8204
- cvss
- 6.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.9%
- EPSS 2.9% chance of exploitation in 30 days, percentile 87%
- public exploits
- 0
- none known, plus a Nuclei check
Summary
Cross-site scripting vulnerability in Quiz And Survey Master versions prior to 7.1.14 allows a remote attacker to inject arbitrary script via unspecified vectors.
Patch / fix
- expresstech quiz_and_survey_master 7.1.14
Exploit prediction
2.92% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- Nuclei template WordPress Quiz and Survey Master <7.1.14 - Cross-Site Scripting nuclei detection template
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Affected products
- ExpressTech Quiz And Survey Master
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
- Technology feeds
References
-
plugins.trac.wordpress.org
/changeset?new=2503364%40quiz-master-next%2Ftrunk%2Fphp%2Fadmin%2Fquizzes-page.php&old=2490516%40quiz-master-n
patch, third-party-advisory
-
quizandsurveymaster.com
/
product
-
wordpress.org
/plugins/quiz-master-next/
product, release-notes
-
jvn.jp
/en/jp/JVN65388002/index.html
third-party-advisory
Sources
- CVE List CVE-2021-20792
- NVD CVE-2021-20792
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