Vulnerability Details CVE-2025-47729
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.069
EPSS Ranking 90.9%
CVSS Severity
CVSS v3 Score 1.9
Proposed Action
TeleMessage TM SGNL contains a hidden functionality vulnerability in which the archiving backend holds cleartext copies of messages from TM SGNL application users.
Ransomware Campaign
Unknown
References
Products affected by CVE-2025-47729
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cpe:2.3:a:telemessage:text_message_archiver:*