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CVE-2020-1691

Date: August 5, 2022

In Moodle 3.8, messages required extra sanitizing before updating the conversation overview, to prevent the risk of stored cross-site scripting.

Language: PHP

Severity Score

Related Resources (4)

https://nvd.nist.gov/vuln/detail/CVE-2020-1691
https://github.com/moodle/moodle/commit/4e809346537e230cbff8235bfee0e7e151e4e9f9
https://moodle.org/mod/forum/discuss.php?d=395953
https://www.mend.io/vulnerability-database/CVE-2020-1691

Severity Score

Weakness Type (CWE)

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CWE-79

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): REQUIRED
Scope (S): CHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): NONE

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