WordPress: Mehrere Schwachstellen
WID-SEC-2026-3769 · first 07.10.2026 · updated 07.10.2026 · CVSS 7,1
What it is about
WordPress ist ein PHP basiertes Open Source Blog-System. Ein entfernter Angreifer kann mehrere Schwachstellen in WordPress ausnutzen, um einen Cross-Site Scripting Angriff durchzuführen, um Sicherheitsmechanismen zu umgehen, sowie Daten offenzulegen oder zu manipulieren.
Under what conditions?
Over the network.
What can happen in the worst case
An attacker could use the vulnerability to
- einen Cross-Site Scripting Angriff durchzuführen
- Sicherheitsmechanismen zu umgehen
- sowie Daten offenzulegen oder zu manipulieren
Am I affected?
Affected according to the BSI:
- Open Source WordPress <7.1.3
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- Open Source WordPress 7.1.3
Is the vulnerability already being exploited?
None of the CVEs is in the CISA catalogue of exploited vulnerabilities. That does not mean there are no attacks, only that none are documented.
Information and sources
CVE: CVE-2026-66666
Source: BSI warning and information service (CERT-Bund); CISA. The assessment of the conditions is my reading of the BSI text; the external pages are in their original language.