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CVE-2025-48927

TeleMessage TM SGNL Initialization of a Resource with an Insecure Default

5.3 MEDIUMActively exploited (CISA KEV)EPSS 11.1%
  1. Published28 May 2025
  2. Added to CISA KEV1 Jul 2025
  3. Remediation due22 Jul 2025
Actively exploited (CISA KEV)

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.

Added to KEV: 1 Jul 2025Federal remediation due: 22 Jul 2025

Description

The TeleMessage service through 2025-05-05 configures Spring Boot Actuator with an exposed heap dump endpoint at a /heapdump URI, as exploited in the wild in May 2025.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityLow
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

Smarsh Telemessageall versions

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2025-48927 being actively exploited?

Yes. CVE-2025-48927 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 1 Jul 2025.

How severe is CVE-2025-48927?

CVE-2025-48927 has a CVSS 3.1 base score of 5.3, rated medium. EPSS estimates a 11.1% probability of exploitation.

Which products are affected by CVE-2025-48927?

Affected products include Smarsh Telemessage.

How do I fix CVE-2025-48927?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-48927 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, a risk for it never ranks below high, and the update that fixes it moves to the Emergency patch lane. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.