description: Recursive rendering of Mustache template helpers containing user input could, in some cases, result in an XSS risk or a page failing to load.
problem types: Stored XSS
affected:
{
product: moodle
vendor: n/a
versions:
status: affected, version: 4.0 to 4.0.3, 3.11 to 3.11.9, 3.9 to 3.9.16 and earlier unsupported versions
}