GHSA-7r3r-gq8p-v9jj

Source

https://github.com/advisories/GHSA-7r3r-gq8p-v9jj

Import Source

https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/06/GHSA-7r3r-gq8p-v9jj/GHSA-7r3r-gq8p-v9jj.json

JSON Data

https://api.osv.dev/v1/vulns/GHSA-7r3r-gq8p-v9jj

Aliases

CVE-2022-31103

Published

2022-06-23T17:48:19Z

Modified

2023-11-08T04:09:26Z

Severity

7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator

Summary

Improper handling of CSS at-rules in lettersanitizer

Details

Impact

All versions of lettersanitizer below 1.0.2 are affected by a denial of service issue when processing a CSS at-rule @keyframes.

This package is depended on by react-letter, therefore everyone using react-letter is also at risk.

Patches

The problem has been patched in version 1.0.2.

Workarounds

There is no workaround besides upgrading.

References

The issue was originally reported in the react-letter repository: https://github.com/mat-sz/react-letter/issues/17

For more information

If you have any questions or comments about this advisory:

Open an issue in lettersanitizer
Email me at contact@matsz.dev

Database specific

{
    "cwe_ids":  [
        "CWE-754"
    ],
    "github_reviewed":  true,
    "github_reviewed_at":  "2022-06-23T17:48:19Z",
    "nvd_published_at":  "2022-06-27T23:15:00Z",
    "severity":  "HIGH"
}

References

Affected packages

npm / lettersanitizer

Package

Name: lettersanitizer; View open source insights on deps.dev
Purl: pkg:npm/lettersanitizer

Affected ranges

Type: SEMVER
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

1.0.2

Database specific

source

"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/06/GHSA-7r3r-gq8p-v9jj/GHSA-7r3r-gq8p-v9jj.json"