Vulnerability details
CVE-2025-47729
Actively exploited
TeleMessage archiving backend
CVSS 3.1
1.9Low
Remedy
Required action (CISA): Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. (due: 2025-06-02)
Official 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.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 1.9Low | 3.1 | CVEProject cvelistV5 (CNA) (mitre) | CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| TeleMessage | archiving backend | v ≤ 2025-05-05 | CVEProject cvelistV5 (CNA) |
References and advisories
4- https://news.ycombinator.com/item?id=43909220
- https://arstechnica.com/security/2025/05/signal-clone-used-by-trump-official-stops-operations-after-report-it-was-hacked/
- https://www.theregister.com/2025/05/05/telemessage_investigating/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-47729 government-resource
Kolun on Telegram @kolunsec
Exploited CVEs, key news and a daily digest
Alerts for this product's next CVEsFollow the product to get new vulnerabilities on Telegram.
Details
- Published
- 2025-05-08
- Last updated
- 2025-10-22
- State
- Published
- Assigner (CNA)
- mitre
- Kolun priority
- 53 · Medium
CISA KEV catalog
- Date added
- 2025-05-12
- Due date
- 2025-06-02
- Used in ransomware
- Unknown
Exploit prediction (EPSS)
0.45%
Probability of exploitation in 30 days
39.8%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- Active
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-912Hidden Functionality