Heinlein Hosting GmbH

mailbox email and supporting systems

Response status

Core unaffected; affected systems patched

Response information checked

2026-10-28

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

October23 notice says core systems were unaffected; patches and subsequent updates were applied to affected supporting systems.

Scope: Supporting products are not individually named; core systems were not reported vulnerable.

What users should do

Continue normal use; no customer-side PHP update is requested.

Official service URL

• https://mailbox.org/

Source URLs

1. mailbox: PHP vulnerability responsehttps://mailbox.org/de/news/php-sicherheitsluecke-mailbox-ist-sicher/Response evidence
2. https://mailbox.org/de/news/https://mailbox.org/de/news/Service and operation documentation
3. https://mailbox.org/en/news/php-security-vulnerability-mailbox-is-secure/https://mailbox.org/en/news/php-security-vulnerability-mailbox-is-secure/Service and operation documentation