5.4

CVE-2021-20280

Exploit

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.

Data is provided by the National Vulnerability Database (NVD)
Moodle ≫ Moodle Version >= 3.5.0 < 3.5.17
Moodle ≫ Moodle Version >= 3.8.0 < 3.8.8
Moodle ≫ Moodle Version >= 3.9.0 < 3.9.5
Moodle ≫ Moodle Version >= 3.10.0 < 3.10.2
Fedoraproject ≫ Fedora Version32
Fedoraproject ≫ Fedora Version33
Fedoraproject ≫ Fedora Version34
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 1.16% 0.78
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 5.4 2.3 2.7
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
nvd@nist.gov 3.5 6.8 2.9
AV:N/AC:M/Au:S/C:N/I:P/A:N
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

https://bugzilla.redhat.com/show_bug.cgi?id=1939037
Third Party Advisory
Issue Tracking