CVE-2025-48927: TeleMessage TM SGNL Initialization of a Resource with an Insecure Default Vulnerability
TeleMessage TM SGNL contains an initialization of a resource with an insecure default vulnerability. This vulnerability relies on how the Spring Boot Actuator is configured with an exposed heap dump endpoint at a /heapdump URI.
| Vendor | TeleMessage |
|---|---|
| Product | TM SGNL |
| Date added to KEV | 2025-07-01 |
| Due date (BOD 22-01) | 2025-07-22 |
| Known ransomware campaign use | Unknown |
| CWE | CWE-1188 |
| 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. |
What to do
- Identify every instance of TeleMessage TM SGNL in your environment (asset inventory, EDR, vulnerability scanner).
- Apply CISA's 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.
- Federal civilian agencies must act by 2025-07-22 under BOD 22-01; other organizations can use the same date as a target.
- Check the vendor advisory and NVD entry linked below for affected versions, then record the fix in your change log.
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Sources
- NVD entry for CVE-2025-48927 (severity scores, if any, live there)
- CISA KEV catalog entry
- https://nvd.nist.gov/vuln/detail/CVE-2025-48927