PHP Vulnerability Responses by Company

SIEDA

Global cloud / infrastructure
Aliases / services
SIEDA / SIEDA Systemhaus für Intelligente EDV-Anwendungen GmbH / OC:Planner / biduum
Official website
https://www.sieda.com/

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

Response status by service

Listed services and systems

Response status
OC:Planner and biduum unaffected
Response information checked
2026-10-27 Rechecked: 2026-10-27

Workforce-scheduling software from SIEDA GmbH.

The 22 October notice says OC:Planner, OC:Planner Managed Service and biduum use no PHP components and are unaffected.

What users should do

Continue using these products; contact SIEDA for operational confirmation.

Official service URL

Source URLs

  1. PHP2Shell response and scopehttps://www.sieda.com/meldungen/sicherheitsluecke-php.phpResponse evidence
  2. Operating entityhttps://www.sieda.com/impressum/Service and operation documentation
Related official sources
  1. PHP2Shell response and scopeOfficial notice
  2. Operating entityOfficial information directory

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