Detections
Analytics

SCA: security update for simple-markdown (GHSA-qj3f-9gmq-fwv5)

medium Tenable Cloud Security Plugin ID 422919

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - simple-markdown.js in Khan Academy simple-markdown before 0.4.4 allows XSS via a data: or vbscript: URI.
 (CVE-2019-9844)

See Also

https://github.com/advisories/GHSA-qj3f-9gmq-fwv5

Plugin Details

Severity: Medium

ID: 422919

Version: Revision 1.4

Type: Local

Family: SCA Checks

Published: 3/29/2025

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 2.3

Percentile: 8.69

Vendor

Vendor Severity: Medium

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS Score Source: CVE-2019-9844

CVSS v3

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 5.3

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 4/9/2019

Vulnerability Publication Date: 3/15/2019

Reference Information

CVE: CVE-2019-9844

cwe: CWE-79