Detections
Analytics

SCA: security update for markdown-it (GHSA-38c4-r59v-3vqw)

medium Tenable Self-Hosted Container Security Plugin ID 437730

Description

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

 - Versions of the package markdown-it from 13.0.0 and before 14.1.1 are vulnerable to Regular Expression
 Denial of Service (ReDoS) due to the use of the regex /\*+$/ in the linkify function. An attacker can
 supply a long sequence of * characters followed by a non-matching character, which triggers excessive
 backtracking and may lead to a denial-of-service condition. (CVE-2026-2327)

See Also

https://github.com/advisories/GHSA-38c4-r59v-3vqw

Plugin Details

Severity: Medium

ID: 437730

Version: Revision 1.11

Type: Local

Family: SCA Checks

Published: 2/14/2026

Updated: 7/6/2026

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

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.73

Vendor

Vendor Severity: Medium

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2026-2327

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

CVSS v4

Risk Factor: Medium

Base Score: 6.9

Threat Score: 5.5

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 2/12/2026

Vulnerability Publication Date: 2/12/2026

Reference Information

CVE: CVE-2026-2327