D-LINK Router DIR-822A: Schwachstelle ermöglicht Codeausführung
WID-SEC-2026-3468 · first 21.09.2026 · updated 21.09.2026 · CVSS 10,0
What it is about
Router der Firma D-LINK enthalten eine Firewall und in der Regel eine WLAN-Schnittstelle. Die Geräte sind hauptsächlich für private Anwender und Kleinunternehmen konzipiert. Ein entfernter, anonymer Angreifer kann eine Schwachstelle in D-LINK Router DIR-822A ausnutzen, um beliebigen Programmcode auszuführen.
Under what conditions?
Over the network and without logging in. This is the most dangerous combination: attackers can scan reachable devices automatically.
What can happen in the worst case
An attacker could use the vulnerability to
- beliebigen Programmcode auszuführen
Am I affected?
Affected according to the BSI:
- D-LINK Router DIR-822A
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
According to the BSI there is no update yet. The vendor notices below name interim protective measures, if any.
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)
- D-Link Security Advisory SAP10516 vom 2026-09-20 supportannouncement.us.dlink.com
- PoC für CVE-2026-86296 tzh00203.notion.site
- CVE-2026-86296 vom 2026-09-07 www.cve.org
CVE: CVE-2026-86296
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.