CVE-2020-26303

HIGH

insane <2.6.2 - DoS

Title source: llm
STIX 2.1

Description

insane is a whitelist-oriented HTML sanitizer. Versions 2.6.2 and prior contain one or more regular expressions that are vulnerable to Regular Expression Denial of Service (ReDoS). As of time of publication, no known patches are available.

References (2)

Core 2
Core References
Issue Tracking, Third Party Advisory
https://github.com/bevacqua/insane/issues/19

Scores

CVSS v3 7.5
EPSS 0.0012
EPSS Percentile 30.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-1333
Status published
Products (2)
bevacqua/insane < 2.6.2
npm/insane 0npm
Published Oct 26, 2024
Tracked Since Feb 18, 2026