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CVE-2025-47729 (GCVE-0-2025-47729)

Vulnerability from cvelistv5 – Published: 2025-05-08 00:00 – Updated: 2025-10-21 22:55 Exclusively Hosted Service
VLAI CISA Previdian
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.
Severity
1.9 (Low)
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N
SSVC
Exploitation: active Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-05-12 18:07 UTC
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
TeleMessage archiving backend Affected: 0 , ≤ 2025-05-05 (custom)
guessed Create a notification for this product.
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 06f1ca9e-012d-44a4-be8d-ffb1b9b56923

Vulnerability ID: CVE-2025-47729

Status: Confirmed

Status Updated: 2025-05-12 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2025-05-12
Asserted: 2025-05-12
Scope
Notes: KEV entry: TeleMessage TM SGNL Hidden Functionality Vulnerability | Affected: TeleMessage / TM SGNL | Description: TeleMessage TM SGNL contains a hidden functionality vulnerability in which the archiving backend holds cleartext copies of messages from TM SGNL application users. | 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. | Due date: 2025-06-02 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): Apply mitigations per vendor instructions. Absent mitigating instructions from the vendor, discontinue use of the product. ; https://nvd.nist.gov/vuln/detail/CVE-2025-47729
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-912
Feed CISA Known Exploited Vulnerabilities Catalog
Product TM SGNL
Due Date 2025-06-02
Date Added 2025-05-12
Vendorproject TeleMessage
Vulnerabilityname TeleMessage TM SGNL Hidden Functionality Vulnerability
Knownransomwarecampaignuse Unknown
References
Created: 2026-02-02 13:24 UTC | Updated: 2026-02-06 07:53 UTC
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: fa370ae6-51f5-4edf-82d1-4ae6a233db74

Vulnerability ID: CVE-2025-47729

Status: Confirmed

Status Updated: 2026-06-01 10:37 UTC

Exploited: Yes

Timestamps
First Seen: 2026-06-01
Asserted: 2026-06-01
Scope
Notes: KEVIntel entry: The TeleMessage archiving backend through 2025-05-05 holds cleartext copies of messages from TM SGNL (aka Archive Signal) app users, which is... | Affected: TeleMessage / archiving backend | CVSS: 1.9 (LOW) | EPSS: 0.00396 | Used in malware: unknown | Not yet in CISA KEV: False
Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: kevintel

Details
Feed KEVIntel (kevintel.com)
Title The TeleMessage archiving backend through 2025-05-05 holds cleartext copies of messages from TM SGNL (aka Archive Signal) app users, which is...
Vendor TeleMessage
Product archiving backend
Added Date 2026-06-01T10:37:52.207Z
Cvss Score 1.9
Epss Score 0.00396
Cvss Severity LOW
Epss Percentile 0.31295
Used In Malware unknown
Ahead Of Cisa Kev 
{
  "count": 1,
  "unit": "day"
}
Not Yet In Cisa Kev False
References
Created: 2026-06-19 12:42 UTC | Updated: 2026-06-19 12:42 UTC
Show details on NVD website
To clipboard 

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Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.