TeleMessage TM SGNL Initialization of a Resource with an Insecure Default Vulnerability (CVE-2025-48927)
Severity: medium · Patch status: unknown · Since 2025-07-01 · CVE-2025-48927
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. CISA added CVE-2025-48927 to its Known Exploited Vulnerabilities catalog on Jul 1, 2025, which means attackers are exploiting it in the wild.
What to do
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- US federal agencies must remediate by Jul 22, 2025 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch
