CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:S/C:N/I:P/A:N
EPSS
Percentile
48.3%
Cross-site scripting (XSS) vulnerability in the external_format_text
function in lib/externallib.php in Moodle through 2.5.9, 2.6.x before
2.6.11, 2.7.x before 2.7.8, and 2.8.x before 2.8.6 allows remote
authenticated users to inject arbitrary web script or HTML into an external
application via a crafted string that is visible to web services.