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7.5
CVSSv3

CVE-2022-31103

Published: 27/06/2022 Updated: 06/07/2022
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
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Vulnerability Summary

lettersanitizer is a DOM-based HTML email sanitizer for in-browser email rendering. 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](github.com/mat-sz/react-letter), therefore everyone using react-letter is also at risk. The problem has been patched in version 1.0.2.

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References

CWE-754https://github.com/mat-sz/react-letter/issues/17https://github.com/mat-sz/lettersanitizer/security/advisories/GHSA-7r3r-gq8p-v9jjhttps://github.com/mat-sz/lettersanitizer/commit/96d3dfe2ef0465d47324ed4d13e91ba0816a173fhttps://nvd.nist.gov
CVSSv3
CVSSv2
CVSSv3
VMScore
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