CVE-2025-47729 kev in the critical feed json
The TeleMessage archiving backend through 2025-05-05 holds cleartext copies of messages from TM SGNL (aka Archive Signal) app users, which…
published last yr. modified 4mo ago also EUVD-2025-14003
- cvss
- 1.9
- version 3.1, CNA
- cisa kev
- Exploited
- added 2025-05-12
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 39%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
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.
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- Published
- Added to CISA KEV
- CISA SSVC: exploitation active
- CISA patch deadline
Known exploited
- Added
- last yr.
- Patch by
- 2025-06-02 (last yr.)
- Ransomware
- Not known
- 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.
- Vendor, product
- TeleMessage, TM SGNL
- CISA name
- TeleMessage TM SGNL Hidden Functionality Vulnerability
CISA SSVC
- Exploitation
- Active, exploited in the wild
- Automatable
- no
- Technical impact
- partial
- Assessed
- last yr.
Exploit prediction
0.45% chance of exploitation in the next 30 days, higher than 39% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 1.9 | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N |
| NVD | 3.1 | 4.9 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N |
Affected products
- TeleMessage archiving backend
Classification
- Weakness
-
- CWE-912 Hidden Functionality
References
-
news.ycombinator.com
/item?id=43909220
press/media-coverage
-
arstechnica.com
/security/2025/05/signal-clone-used-by-trump-official-stops-operations-after-report-it-was-hacked/
press/media-coverage
-
theregister.com
/2025/05/05/telemessage_investigating/
press/media-coverage
-
cisa.gov
/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-47729
government-resource, us-government-resource
Sources
- CVE List CVE-2025-47729
- NVD CVE-2025-47729
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