CVE-2019-9844
N/A
Published: March 15, 2019 at 11:00 PM UTC
Updated: June 17, 2026 at 02:44 AM UTC
2 products affected across 2 vendorsFedoraSimple Markdown
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Severity
N/A
Exploit prediction
EPSS 1%
Description
simple-markdown.js in Khan Academy simple-markdown before 0.4.4 allows XSS via a data: or vbscript: URI.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
95%
v < 0.4.4
Affected range stops below 0.4.4, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JFLP3KJVSV5VWMNEBRXLGRVYFXOV5KOG/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KZG2I7VH7WLSEUQ77KYP5CRAVFT2RK2U/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O5EFW655O3BXZYAPB65XEREXB2DSNSOT/
References (5)
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://github.com/Khan/simple-markdown/pull/63Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JFLP3KJVSV5VWMNEBRXLGRVYFXOV5KOG/Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KZG2I7VH7WLSEUQ77KYP5CRAVFT2RK2U/Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O5EFW655O3BXZYAPB65XEREXB2DSNSOT/x_refsource_MISCThird Party Advisory
Source: [email protected]
https://www.npmjs.com/package/simple-markdown/v/0.4.4Quick Info
StatusMODIFIED
CWE
CWE-79
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