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OpenTalk v25.2.2

Release notes

Security measures against eavesdropping

An attacker can re-join the meeting without being noticed, and continue to receive media streams after they left. This can not be prevented entirely with the current technology stack, but it can be detected.

To mitigate eavesdropping, the presence of unrecognized participants is now detected and a warning is shown to the other participants in the conference.

The attack requires access to a meeting room, either by being authenticated, or by an invite link.

Browser compatibility

Only browser versions with support by their vendor are listed in this matrix. We might add newer versions of browsers that are released while the OpenTalk 25.2 release series is supported.

Browser System Version Camera Blurring Screen Share Audio UI/UX
Chrome Desktop 136 ✔️ ✔️ ✔️ ✔️ ✔️
Chrome Android 136 ✔️ ✔️ ✔️ ⚠️2
Edge Desktop 134 ✔️ ✔️ ✔️ ✔️ ✔️
Firefox Desktop 139 ✔️ ✔️ ✔️ ✔️ ✔️
Firefox Desktop 128 (ESR) ✔️ ✔️ ✔️ ✔️ ✔️
Safari MacOS 18.5 ✔️ ✔️ ⚠️1 ✔️
Safari iOS 18.5 ✔️ ⚠️2

Component versions

Category Component Version
Frontend web-frontend v2.5.6
Services controller v0.30.3
Services obelisk v0.20.3
Services recorder v0.15.1
Services smtp-mailer v0.14.0
Integrations outlook-add-in v0.2.1
Documentation ot-setup v25.2.2
3rd-Party Components ot-spacedeck v2.0.1
3rd-Party Components ot-etherpad v2.0.0
3rd-Party Components livekit-server v1.8.4
3rd-Party Components keycloak v20.0.5
3rd-Party Components postgres v15.12.0
3rd-Party Components rabbitmq v3.13.7
3rd-Party Components redis v7.4.2
3rd-Party Components minio RELEASE.2025-02-28T09-55-16Z

web-frontend v2.5.6

🐛 Bug fixes

  • Display user reports in glitchtip ui (!2430)

web-frontend v2.5.5

🐛 Bug fixes

  • (popout) Suppress eavesdropping notification (!2405)
  • Black screen when hidden participants share their screen (!2420)

web-frontend v2.5.4

🚀 New features

  • Use AudioContext for EchoTest (!2371)
  • Add wiretapping user notification (!2363)

🐛 Bug fixes

  • Audio activation in lobby (!2371)
  • (popout) Ensure media streams work reliably and avoid triggering eavesdropping notification (!2382)
  • Show active speaker in full screen when no participant is selected (!2373)

controller v0.30.3

🐛 Bug fixes

  • (db) User creation race condition which is still present in database transaction (#1094)

obelisk v0.20.3

🐛 Bug fixes

  • Use workaround to include padding in STUN attribute value lengths (!304)

outlook-add-in v0.2.1

🐛 Bug fixes

  • Suppress e-mail when creating or editing events (!119)
  • Fix screenshots file type for publiccode.yml (!121)

⚙ Miscellaneous

  • Add publiccode.yml file (!120)

ot-setup v25.2.2

Changed

  • Update container image versions related to the product version v25.2.2.

Generation of this document was supported by retoki.


  1. no track update on unfocused tabs ('mute' participants) 

  2. mobile layout is flawed