Threat landscape
high

Adobe Acrobat DC, Acrobat Reader DC und Acrobat Reader: Mehrere Schwachstellen

WID-SEC-2026-1107 · first 15.04.2026 · updated 15.04.2026 · CVSS 8,6

×

What it is about

Adobe Acrobat ist ein Programm für die Erstellung und Betrachtung von Dokumenten im Portable Document Format (PDF). Acrobat Reader ist ein Programm für die Anzeige von Dokumenten im Portable Document Format (PDF). Adobe Reader ist ein Programm für die Anzeige von Dokumenten im Portable Document Format (PDF). Ein Angreifer kann mehrere Schwachstellen in Adobe Acrobat DC, Adobe Acrobat Reader DC und Adobe Acrobat Reader ausnutzen, um beliebigen Programmcode auszuführen, und um Informationen offenzulegen.

Under what conditions?

The BSI does not name any particular preconditions.

What can happen in the worst case

An attacker could use the vulnerability to

  • beliebigen Programmcode auszuführen
  • Informationen offenzulegen

Am I affected?

Affected according to the BSI:

  • Adobe Acrobat DC <26.001.21431
  • Adobe Acrobat Reader DC <26.001.21431
  • Adobe Acrobat Reader 2024 <24.001.30365

The installed version is usually shown under “Help → About” or in the device’s admin interface.

What helps?

Update to at least:

  • Adobe Acrobat DC 26.001.21431
  • Adobe Acrobat Reader DC 26.001.21431
  • Adobe Acrobat Reader 2024 24.001.30365

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-2026-34622, CVE-2026-34626

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.

Set up in an hour, trained in a week.

Create a free account, add your team, unlock the course. You only pay when you start. Would you rather see what a test email looks like first? The self-test is free.

Add your team Test it yourself first