PHP Vulnerability Responses by Company

HÖLL Office GmbH

Global hosting
Aliases / services
HÖLL / HÖLL Office GmbH / hoell.de / Höll / horst höll Büroeinrichtung GmbH / HÖLL Fleet
Official website
https://hoell.de/
Sources identifying the operating company

Operator or publisher of the cited official website. Check individual contracts for product and regional contracting entities.

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

Response status by service

Mercury client for HÖLL Fleet Management

Response status
Customer client update required
Response information checked
2026-10-28

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

Following docuFORM's guidance, HÖLL asks customers to update the Mercury Fleet Management client by October 30 and offers customer notification and update assistance.

Scope: The docuFORM client used under HÖLL Fleet Management contracts; completion by all customers is not confirmed.

What users should do

Update the client and check automatic updates and counter transmission after restarting.

Official service URL

Source URLs

  1. HÖLL: PHP vulnerability responsehttps://hoell.de/blogs/it-technologie/php2shell-mercury-fleet-management-client-updateResponse evidence
  2. https://hoell.de/blogs/it-technologie/php2shell-betroffen-pruefenhttps://hoell.de/blogs/it-technologie/php2shell-betroffen-pruefenService and operation documentation
  3. https://hoell.de/blogs/it-technologiehttps://hoell.de/blogs/it-technologieService and operation documentation
  4. HÖLL: Operator informationhttps://hoell.de/policies/legal-noticeService and operation documentation
Related official sources
  1. HÖLL: PHP vulnerability responseOfficial notice
  2. HÖLL: Operator informationOfficial information directory

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