GHSA-chw2-6c7r-37p7

uri-template-lite Regular Expression Denial of Service

Source: GitHub Advisory Database (reviewed) Moderate CVE-2021-43309

Packages

Ecosystem	Package	Affected	Fixed in
npm	uri-template-lite	< 22.9.0	22.9.0

Details

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

An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the uri-template-lite npm package, when an attacker is able to supply arbitrary input to the "URI.expand" method.

References

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

https://nvd.nist.gov/vuln/detail/CVE-2021-43309 advisory
https://github.com/litejs/uri-template-lite/commit/cbeec2b2a275d819fb534137a155df14729706f8 web
https://github.com/litejs/uri-template-lite package
https://github.com/litejs/uri-template-lite/commits/v22.9.0 web
https://research.jfrog.com/vulnerabilities/uri-template-lite-redos-xray-211351 web