The TeleMessage archiving backend through 2025-05-05 holds cleartext copies of messages from TM SGNL (aka Archive Signal) app users, which is different functionality than described in the TeleMessage "End-to-End encryption from the mobile phone through to the corporate archi
The TeleMessage archiving backend through 2025-05-05 holds cleartext copies of messages from TM SGNL (aka Archive Signal) app users, which is different functionality than described in the TeleMessage "End-to-End encryption from the mobile phone through to the corporate archive" documentation, as exploited in the wild in May 2025.
| Vendor | Product | Versions |
|---|---|---|
| TeleMessage | archiving backend | 0 |
Yes — actively exploited. Added to the CISA KEV catalog on 2025-05-12. Ransomware use: Unknown.
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.