CVE-2020-26303

GHSL-2020-289: Regular Expression Denial of Service (ReDoS) in insane

CVSS 8.7 HIGHEPSS 0.5%CWE-1333

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.7EPSS 0.5%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

26 Oct 2024Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

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

Affected products

bevacqua · insane

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References

https://github.com/bevacqua/insane/issues/19 https://securitylab.github.com/advisories/GHSL-2020-289-redos-insane/