# CVE-2025-47729: TeleMessage TM SGNL Hidden Functionality Vulnerability

> CVE-2025-47729: TeleMessage TM SGNL Hidden Functionality Vulnerability. CVSS 1.9 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2025-47729
Last updated: 2026-06-17T09:28:37Z

- Published: 2025-05-08 00:00 UTC · Updated: 2026-06-17 09:28 UTC · Assigner: mitre
- CVSS: 1.9 (CVSS 3.1) · Severity: Low · Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N
- EPSS: 0.45%, 39th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2025-05-12, federal due date 2025-06-02, ransomware use: Unknown
- CWE: CWE-912

## Description

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.

## CISA required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

## Affected vendors and products

- TeleMessage: archiving backend

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2025-47729)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2025-47729)
- [https://arstechnica.com/security/2025/05/signal-clone-used-by-trump-official-stops-operations-after-report-it-was-hacked/](https://arstechnica.com/security/2025/05/signal-clone-used-by-trump-official-stops-operations-after-report-it-was-hacked/)
- [https://news.ycombinator.com/item?id=43909220](https://news.ycombinator.com/item?id=43909220)
- [https://www.theregister.com/2025/05/05/telemessage\_investigating/](https://www.theregister.com/2025/05/05/telemessage_investigating/)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2025-47729 · Markdown: https://rewindex.com/cve/CVE-2025-47729.md · JSON: https://rewindex.com/api/v1/cves/CVE-2025-47729 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:09:11.532Z