CVE-2025-48927
TeleMessage TM SGNL Initialization of a Resource w - [Actively Exploited]
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.
INFO
Published Date :
May 28, 2025, 5:15 p.m.
Last Modified :
July 2, 2025, 5:55 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
1.4
Exploitability Score :
3.9
CISA KEV (Known Exploited Vulnerabilities)
For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.
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.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
It is recommended that mitigations be applied per vendor instructions if available. If these instructions cannot be located or if mitigations are unavailable, discontinue use of the product. ; https://nvd.nist.gov/vuln/detail/CVE-2025-48927
Public PoC/Exploit Available at Github
CVE-2025-48927 has a 1 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-48927.
| URL | Resource |
|---|---|
| https://www.wired.com/story/how-the-signal-knock-off-app-telemessage-got-hacked-in-20-minutes/ | Press/Media Coverage |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
CISA Bot is a GitHub bot that automatically monitors the Cybersecurity and Infrastructure Security Agency (CISA) Known Exploited Vulnerabilities (KEV) Catalog. When new vulnerabilities are published in the KEV, the bot creates GitHub issues in this repository with detailed information about each vulnerability.
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-48927 vulnerability anywhere in the article.
-
The Register
CISA warns the Signal clone used by natsec staffers is being attacked, so patch now
The US security watchdog CISA has warned that malicious actors are actively exploiting two flaws in the Signal clone TeleMessage TM SGNL, and has directed federal agencies to patch the flaws or discon ... Read more
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Cyber Security News
CISA Warns of TeleMessage TM SGNL Vulnerabilities Exploited in Attacks
CISA has issued an urgent warning regarding two critical vulnerabilities in TeleMessage TM SGNL that threat actors are currently exploiting in active attack campaigns. The vulnerabilities, tracked as ... Read more
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TheCyberThrone
CISA Adds TelelMessage TM SGNL to KEV Catalog
Skip to contentCVE-2025-48927 — Insecure Spring Boot Heap Dump Exposure📌 Description:This vulnerability exists in TeleMessage TM SGNL due to an exposed Spring Boot Actuator /heapdump endpoint, accessi ... Read more
The following table lists the changes that have been made to the
CVE-2025-48927 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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Initial Analysis by [email protected]
Jul. 02, 2025
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:smarsh:telemessage:-:*:*:*:*:*:*:* Added Reference Type MITRE: https://www.wired.com/story/how-the-signal-knock-off-app-telemessage-got-hacked-in-20-minutes/ Types: Press/Media Coverage -
CVE CISA KEV Update by 9119a7d8-5eab-497f-8521-727c672e3725
Jul. 02, 2025
Action Type Old Value New Value Added Date Added 2025-07-01 Added Due Date 2025-07-22 Added 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. Added Vulnerability Name TeleMessage TM SGNL Initialization of a Resource with an Insecure Default Vulnerability -
New CVE Received by [email protected]
May. 28, 2025
Action Type Old Value New Value Added Tag exclusively-hosted-service Added 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. Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Added CWE CWE-1188 Added Reference https://www.wired.com/story/how-the-signal-knock-off-app-telemessage-got-hacked-in-20-minutes/
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-48927 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-48927
weaknesses.