ILIAS: Mehrere Schwachstellen
WID-SEC-2026-2774 · first 12.08.2026 · updated 27.08.2026 · CVSS 9,8
What it is about
ILIAS ist eine Open Source e-Learning Lösung. Ein Angreifer kann mehrere Schwachstellen in ILIAS ausnutzen, um beliebigen Code auszuführen, SQL-Injection durchzuführen, vertrauliche Informationen offenzulegen, Sicherheitsmaßnahmen zu umgehen oder einen Denial-of-Service-Zustand herbeizuführen.
Under what conditions?
The BSI does not name any particular preconditions. Exploitable remotely according to the BSI.
What can happen in the worst case
An attacker could use the vulnerability to
- beliebigen Code auszuführen
- SQL-Injection durchzuführen
- vertrauliche Informationen offenzulegen
- Sicherheitsmaßnahmen zu umgehen oder einen Denial-of-Service-Zustand herbeizuführen
Am I affected?
Affected according to the BSI:
- Open Source ILIAS <11.3
- Open Source ILIAS <10.10
- Open Source ILIAS <9.22
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- Open Source ILIAS 11.3
- Open Source ILIAS 10.10
- Open Source ILIAS 9.22
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
- Original BSI advisory (WID)
- ILIAS Security-Blog vom 2026-08-11 docu.ilias.de
- ILIAS Security-Blog vom 2026-08-11 docu.ilias.de
- ILIAS Security-Blog vom 2026-08-11 docu.ilias.de
CVE: CVE-2026-18745, CVE-2026-80428
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.