CVE-2022-31103

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Source
https://cve.org/CVERecord?id=CVE-2022-31103
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-31103.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2022-31103
Aliases
Published
2022-06-27T22:20:16Z
Modified
2026-07-15T01:48:59.313562883Z
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 
{
    "cwe_ids": [
        "CWE-754"
    ],
    "cna_assigner": "GitHub_M",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/31xxx/CVE-2022-31103.json"
}
References

Affected packages

Git / github.com/mat-sz/lettersanitizer

Affected ranges

Type
GIT
Repo
https://github.com/mat-sz/lettersanitizer
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
50f8a420606ba653cf87a45242ab12f51b03fe08
Fixed
96d3dfe2ef0465d47324ed4d13e91ba0816a173f
Database specific 
{
    "cpe": "cpe:2.3:a:lettersanitizer_project:lettersanitizer:*:*:*:*:*:node.js:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "1.0.2"
        }
    ],
    "source": [
        "CPE_RANGE",
        "REFERENCES"
    ]
}

Affected versions

v1.*
v1.0.1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-31103.json"