{"cve":"CVE-2022-28284","nvd":{"published":"2022-12-22T20:15:24.010","modified":"2026-06-17T04:38:19.877","status":"Modified","description":"SVG's <code>&lt;use&gt;</code> element could have been used to load unexpected content that could have executed script in certain circumstances. While the specification seems to allow this, other browsers do not, and web developers relied on this property for script security so gecko's implementation was aligned with theirs. This vulnerability affects Firefox < 99.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-116"],"references":["https://bugzilla.mozilla.org/show_bug.cgi?id=1754522","https://www.mozilla.org/security/advisories/mfsa2022-13/","https://bugzilla.mozilla.org/show_bug.cgi?id=1754522","https://www.mozilla.org/security/advisories/mfsa2022-13/","https://bugzilla.mozilla.org/show_bug.cgi?id=1754522"],"products":["mozilla:firefox"],"source":"nvd","synced_at":"2026-10-19T21:37:31.370122805+00:00"},"epss":{"cve":"CVE-2022-28284","score":0.00585,"percentile":0.47961,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}