What it is about

PHP ist eine Programmiersprache, die zur Implementierung von Web-Applikationen genutzt wird. Ein Angreifer kann eine Schwachstelle in PHP ausnutzen, um beliebigen Programmcode 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 auszuführen

Am I affected?

Affected according to the BSI:

• Open Source PHP

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.