CVE-2022-31103
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2022-31103
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-31103.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2022-31103
- Aliases
- Published
- 2022-06-27T22:20:16Z
- Modified
- 2025-11-28T04:39:33.222218Z
- 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
-
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, therefore everyone using react-letter is also at risk. The problem has been patched in version 1.0.2. - Database specific
{ "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/31xxx/CVE-2022-31103.json", "cwe_ids": [ "CWE-754" ], "cna_assigner": "GitHub_M" }- References
-
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/31xxx/CVE-2022-31103.json
- https://github.com/mat-sz/lettersanitizer/commit/96d3dfe2ef0465d47324ed4d13e91ba0816a173f
- https://github.com/mat-sz/lettersanitizer/security/advisories/GHSA-7r3r-gq8p-v9jj
- https://github.com/mat-sz/react-letter/issues/17
- https://nvd.nist.gov/vuln/detail/CVE-2022-31103