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GHSA-crjr-9rc5-ghw8

Nokogiri Inefficient Regular Expression Complexity

Source: GitHub Advisory Database (reviewed) High CVE-2022-24836

Packages

EcosystemPackageAffectedFixed in
RubyGems nokogiri < 1.13.4 1.13.4

Details

As written in the advisory (Markdown source, shown as plain text).

## Summary Nokogiri `< v1.13.4` contains an inefficient regular expression that is susceptible to excessive backtracking when attempting to detect encoding in HTML documents. ## Mitigation Upgrade to Nokogiri `>= 1.13.4`. ## Severity The Nokogiri maintainers have evaluated this as [**High Severity** 7.5 (CVSS3.1)](https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H). ## References [CWE-1333](https://cwe.mitre.org/data/definitions/1333.html) Inefficient Regular Expression Complexity ## Credit This vulnerability was reported by HackerOne user ooooooo_q (ななおく).

References

External links from the advisory. They lead to third-party sites.