PHP Vulnerability Responses by Company

D&T Internet

Global hosting
Aliases / services
D&T Internet / dt-internet.de / D&T Internet GmbH
Official website
https://www.dt-internet.de/

Each response applies only to its stated service scope. “Not listed” does not mean unpatched or unaffected.

Response status by service

DRKCMS (current and legacy versions)

Response status
Current version operational; legacy migration pending
Response information checked
2026-10-28

Current re-audit: Official response verified · Research date: 2026-10-28

At 18:00 on 26 October, DRKCMS v 12 was usable. Legacy upgrades will be assessed over two to three weeks; otherwise restricted access is planned for content migration.

Scope: Planned legacy access is not completed remediation. Some externally managed domains need DNS updates.

What users should do

Follow v 12 guidance for externally managed DNS, certificates and Forbidden errors; contact support about legacy migration.

Official service URL

Source URLs

  1. D&T Internet: PHP vulnerability responsehttps://ticket.dt-internet.de/help/de-de/102-allgemein/601-aktuelle-ubersicht-uber-die-php-sicherheitslucke-21-10-2026Response evidence

Klassischer Webspace (customer CMS and small TYPO 3 sites)

Response status
Current PHP operational; legacy migration required
Response information checked
2026-10-28

Current re-audit: Official response verified · Research date: 2026-10-28

The 26 October notice says selecting PHP 8 migrates legacy-server webspace automatically. Reoffering PHP 7 is under review; PHP 5 will not return.

Scope: Separate from DRKCMS. PHP 7 review is not availability or completed remediation.

What users should do

Select PHP 8 in the customer menu, adapt incompatible applications and discuss legacy migration.

Source URLs

  1. D&T Internet: PHP vulnerability responsehttps://ticket.dt-internet.de/help/de-de/102-allgemein/601-aktuelle-ubersicht-uber-die-php-sicherheitslucke-21-10-2026Response evidence

Legacy Kirby sites for Schwesternschaften

Response status
Legacy CMS offline; replacement and placeholders offered
Response information checked
2026-10-28

Current re-audit: Official response verified · Research date: 2026-10-28

The 26 October notice recommends DRKCMS rebuilding for affected old Kirby sites, offering content migration and temporary static or holding pages.

Scope: Only D&T's identified customer group, not all Kirby software or other providers' hosting.

What users should do

Contact D&T about migration and temporary presentation; coordinate a maintained replacement.

Source URLs

  1. D&T Internet: PHP vulnerability responsehttps://ticket.dt-internet.de/help/de-de/102-allgemein/601-aktuelle-ubersicht-uber-die-php-sicherheitslucke-21-10-2026Response evidence
Related official sources
  1. D&T Internet: PHP vulnerability responseOfficial notice

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