Catastrophic backtracking in URL authority parser when passed URL containing many @ characters
Impact
When provided with a URL containing many @ characters in the authority component the authority regular expression exhibits catastrophic backtracking causing a denial of service if a URL were passed as a parameter or redirected to via an HTTP redirect.
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Bumps urllib3 from 1.26.4 to 1.26.5. This update includes a security fix.
Vulnerabilities fixed
Sourced from The GitHub Security Advisory Database.
Release notes
Sourced from urllib3's releases.
Changelog
Sourced from urllib3's changelog.
Commits
d161647Release 1.26.52d4a3feImprove performance of sub-authority splitting in URL2698537Update vendored six to 1.16.007bed79Fix deprecation warnings for Python 3.10 ssl moduled725a9bAdd Python 3.10 to GitHub Actions339ad34Use pytest==6.2.4 on Python 3.10+f271c9cApply latest Black formatting1884878[1.26] Properly proxy EOF on the SSLTransport test suiteDependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting
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