CVE-2020-26303

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
GitHub_MCNA
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 53%
VendorProductVersion
bevacquainsane
𝑥
≤ 2.6.2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/bevacqua/insane/issues/19
https://securitylab.github.com/advisories/GHSL-2020-289-redos-insane/