GnuPG for Windows: Schwachstelle ermöglicht Ausführen von beliebigem Programmcode mit Benutzerrechten
WID-SEC-2026-4215 · first 28.10.2026 · updated 30.10.2026 · CVSS 8,8
What it is about
GNU Privacy Guard (GnuPG) ist ein quelloffenes Verschlüsselungs Tool Ein Angreifer kann eine Schwachstelle in GnuPG ausnutzen, um beliebigen Programmcode mit Benutzerrechten auszuführen.
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 Programmcode mit Benutzerrechten auszuführen
Am I affected?
Affected according to the BSI:
- Open Source GnuPG 2.5.21 for Windows
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Install the updates provided by the vendor; details in the sources below.
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)
- GitHub Advisory Database vom 2026-10-27 github.com
- Red Hat Bugtracker 2562205 vom 2026-10-27 bugzilla.redhat.com
CVE: CVE-2026-118131
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.