Description

Text-based feedback answers required additional sanitizing to prevent stored XSS and blind SSRF risks in moodle before 3.10.2, 3.9.5, 3.8.8, 3.5.17.

Remediation

References

CVE-2021-20280

Related Vulnerabilities

Nginx Improper Link Resolution Before File Access ('Link Following') Vulnerability (CVE-2016-1247)

WordPress Plugin Gallery-Image and Video Gallery with Thumbnails SQL Injection (1.2.0)

Undertow Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') Vulnerability (CVE-2017-7559)

MySQL CVE-2019-2685 Vulnerability (CVE-2019-2685)

Grafana Incorrect Permission Assignment for Critical Resource Vulnerability (CVE-2021-27962)

Severity

Medium

Classification

CVE-2021-20280 CWE-707 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Tags

Missing Update Known Vulnerabilities