security-advisories/symfony/html-sanitizer/CVE-2026-45066.yaml at master · FriendsOfPHP/security-advisories · GitHub

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title:     "CVE-2026-45066: HtmlSanitizer allowLinkHosts() / allowMediaHosts() Bypass via URL-Parser Differentials and <area> Misclassification"
link:      https://symfony.com/cve-2026-45066
cve:       CVE-2026-45066
branches:
    6.1.x:
        time:     ~
        versions: ['>=6.1.0', '<6.2.0']
    6.2.x:
        time:     ~
        versions: ['>=6.2.0', '<6.3.0']
    6.3.x:
        time:     ~
        versions: ['>=6.3.0', '<6.4.0']
    6.4.x:
        time:     2026-05-20 08:00:00
        versions: ['>=6.4.0', '<6.4.40']
    7.0.x:
        time:     ~
        versions: ['>=7.0.0', '<7.1.0']
    7.1.x:
        time:     ~
        versions: ['>=7.1.0', '<7.2.0']
    7.2.x:
        time:     ~
        versions: ['>=7.2.0', '<7.3.0']
    7.3.x:
        time:     ~
        versions: ['>=7.3.0', '<7.4.0']
    7.4.x:
        time:     2026-05-20 08:00:00
        versions: ['>=7.4.0', '<7.4.12']
    8.0.x:
        time:     2026-05-20 08:00:00
        versions: ['>=8.0.0', '<8.0.12']
reference: composer://symfony/html-sanitizer