CVE-2026-42849 in authentik

Сводка

по MITRE • 03.06.2026

authentik is an open-source identity provider. Prior to versions 2025.12.5 and 2026.2.3, due to the implementation of stages in the SFE (Simple Flow Executor) in order to make the interface more compatible with legacy browsers, it was possible to use an XSS exploit in the AutosubmitStage. This issue has been patched in versions 2025.12.5 and 2026.2.3.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

• Ответственный: GitHub M
• Резервировать: 30.04.2026
• Раскрытие: 03.06.2026
• Модерация: принято
• Вход: VDB-368047
• CPE: готов
• CWE: CWE-79 (Подтверждённый)
• CVSS: 9.3 (CNA)
• EPSS: 0.00011
• KEV: Нет
• Деятельности: Низкий

Источники

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-42849
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-42849
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-42849/