MSA-20-0005: MathJax URL upgraded to later version to remove XSS risk (upstream)

by Michael Hawkins.  

MathJax versions 2.7.2 and earlier contain a stored XSS risk. The MathJax URL has been updated to reference a newer version, which has the vulnerability patched.


Severity/Risk:Serious
Versions affected:3.8 to 3.8.2, 3.7 to 3.7.5, 3.6 to 3.6.9, 3.5 to 3.5.11 and earlier unsupported versions
Versions fixed:3.8.3, 3.7.6, 3.6.10 and 3.5.12
Reported by:Abdullah Hussam
Workaround:Manually update the MathJax URL in site administration to reference the patched version (https://cdn.jsdelivr.net/npm/mathjax@2.7.8/MathJax.js)
CVE identifier:CVE-2018-1999024
Changes (master):http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-68430
Tracker issue:MDL-68430 MathJax URL upgraded to later version to remove XSS risk (upstream)

Read more https://moodle.org/mod/forum/discuss.php?d=403512&parent=1628590