Description
simple-markdown.js in Khan Academy simple-markdown before 0.4.4 allows XSS via a data: or vbscript: URI.
References (5)
Core 5
Core References
Third Party Advisory x_refsource_misc
https://github.com/Khan/simple-markdown/pull/63
Third Party Advisory x_refsource_misc
https://www.npmjs.com/package/simple-markdown/v/0.4.4
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KZG2I7VH7WLSEUQ77KYP5CRAVFT2RK2U/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JFLP3KJVSV5VWMNEBRXLGRVYFXOV5KOG/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O5EFW655O3BXZYAPB65XEREXB2DSNSOT/
Scores
CVSS v3
6.1
EPSS
0.0127
EPSS Percentile
66.7%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Details
CWE
CWE-79
Status
published
Products (3)
fedoraproject/fedora
30
khanacademy/simple-markdown
< 0.4.4
npm/simple-markdown
0 - 0.4.4npm
Published
Apr 09, 2019
Tracked Since
Feb 18, 2026