Stored Cross-Site Scripting (XSS) within the Media Center
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.4epss 0.5%
exploitation probability
0.5%top 56% of all CVEs
observed exploitation
nono source reports it
The Frentix GmbH OpenOlat LMS is affected by stored a Cross-Site Scripting (XSS) vulnerability. It is possible to upload files within the Media Center of OpenOlat version 18.1.5 (or lower) as an authenticated user without any other rights. Although the filetypes are limited, an SVG image containing an XSS payload can be uploaded. After a successful upload the file can be shared with groups of users (including admins) who can be attacked with the JavaScript payload.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Affected products
Frentix GmbH · OpenOlat LMS