{"apiVersion":"1.0","identifier":"CVE-2026-74944","description":"Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.","publishedAt":"2026-08-18T13:17:30","lastModifiedAt":"2026-08-21T21:17:05","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-74944","cvssScore":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","epssProbability":0.00403,"riskScore":1.02,"affectedProduct":"Firefox","affectedVersions":"<154","vulnerabilityType":"Web app","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-74944","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-74944","en":"https://www.redsauce.net/en/cves/CVE-2026-74944","fr":"https://www.redsauce.net/fr/cves/CVE-2026-74944","pt":"https://www.redsauce.net/pt/cves/CVE-2026-74944","de":"https://www.redsauce.net/de/cves/CVE-2026-74944","sk":"https://www.redsauce.net/sk/cves/CVE-2026-74944","el":"https://www.redsauce.net/el/cves/CVE-2026-74944"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-74944"}}