CVE-2021-47962

MEDIUM 6.4

Savsoft Quiz 5.0 Persistent Cross-Site Scripting via User Settings

CVSS Score

6.4

EPSS Score

0.0%

EPSS Percentile

0th

Savsoft Quiz 5.0 contains a persistent cross-site scripting vulnerability in the user account settings page that allows authenticated attackers to inject malicious HTML and JavaScript code. Attackers can inject script payloads into user profile fields at the edit_user endpoint, which execute in the browsers of users viewing the affected profile after submission.

CWE	CWE-79
Vendor	savsofts
Product	savsoft quiz
Published	May 15, 2026
Last Updated	May 15, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

None

Integrity

None

Availability

None

Affected Versions

savsofts / Savsoft Quiz

5.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

exploit-db.com: https://www.exploit-db.com/exploits/49825 savsoftquiz.com: https://savsoftquiz.com github.com: https://github.com/savsofts/savsoftquiz_v5 vulncheck.com: https://www.vulncheck.com/advisories/savsoft-quiz-persistent-cross-site-scripting-via-user-settings

Credits

strider