---
id: "CVE-2025-48927"
kind: "vulnerability"
aliases: ["CVE-2025-48927"]
title: "smarsh telemessage: The TeleMessage service through 2025-05-05 configures Spring Boot Actuator with an exposed heap dump endpoint at a\u2026"
severity: "high"
cvss: 5.3
epss: null
exploited: true
status: "open"
category: "vendor"
products: [{"name": "TeleMessage TM SGNL", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "smarsh telemessage", "fixed": [], "affected": "", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["exploited", "spring-boot", "telemessage", "tm-sgnl", "vendor"]
not_affected_if: ["unknown"]
published_at: "2025-05-28T17:15:24+00:00"
first_seen_at: "2026-10-23T19:11:51+00:00"
updated_at: "2026-10-23T22:29:05+00:00"
sources: [{"source": "kev", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-48927", "first_seen_at": "2026-10-23T19:11:51+00:00"}, {"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-48927", "first_seen_at": "2026-10-23T22:29:05+00:00"}]
---

# smarsh telemessage: The TeleMessage service through 2025-05-05 configures Spring Boot Actuator with an exposed heap dump endpoint at a…

TeleMessage TM SGNL, a hosted messaging archive product, exposes a Spring Boot Actuator heap dump endpoint at /heapdump with insecure defaults. An attacker who reaches that endpoint can download a memory dump that may contain secrets and message content.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:TeleMessage TM SGNL affected ? fixed ?
- vendor:smarsh telemessage affected ? fixed ?

## Fix

Apply vendor mitigations per CISA guidance, or discontinue use of the product if mitigations are unavailable.

## Timeline

- 2026-10-23T19:11:51+00:00 kev https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-48927
- 2026-10-23T22:29:05+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2025-48927

## From the sources

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 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.

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_