HIGH7.5

GHSA-r8j5-h5cx-65gg

ReDOS in IS-SVG

Quick fix

GHSA-r8j5-h5cx-65gg — is-svg: upgrade to the fixed version with the command below.

npm install is-svg@4.3.0

Details

A vulnerability was discovered in IS-SVG version 4.3.1 and below where a Regular Expression Denial of Service (ReDOS) occurs if the application is provided and checks a crafted invalid SVG string.

Are you affected?

Enter the version of the package you're using.

Affected packages

npm/is-svg

Introduced in: 2.1.0Fixed in: 4.3.0

Fixnpm install is-svg@4.3.0

References

https://nvd.nist.gov/vuln/detail/CVE-2021-29059[ADVISORY]
https://github.com/sindresorhus/is-svg/commit/732fc72779840c45a30817d3fe28e12058592b02[WEB]
https://github.com/sindresorhus/is-svg[PACKAGE]
https://github.com/sindresorhus/is-svg/releases/tag/v4.3.0[WEB]
https://github.com/yetingli/PoCs/blob/main/CVE-2021-29059/IS-SVG.md[WEB]
https://github.com/yetingli/SaveResults/blob/main/js/is-svg.js[WEB]
https://www.npmjs.com/package/is-svg[WEB]