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MEDIUM · 5.4

CVE-2021-20280

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.

Vulnerability 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.

CVSS Score

5.4

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
MoodleMoodle>= 3.5.0, < 3.5.17
FedoraprojectFedora32

Related Weaknesses (CWE)

CWE-79

References

FAQ

What is CVE-2021-20280?

CVE-2021-20280 is a vulnerability with a CVSS score of 5.4 (MEDIUM). 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.

How severe is CVE-2021-20280?

CVE-2021-20280 has been rated MEDIUM with a CVSS base score of 5.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-20280?

Check the references section above for vendor advisories and patch information. Affected products include: Moodle Moodle, Fedoraproject Fedora.