TeleMessage TM SGNL Exposure of Core Dump File to an Unauthorized Control Sphere Vulnerability
TeleMessage — service
The TeleMessage service through 2025-05-05 is based on a JSP application in which the heap content is roughly equivalent to a "core dump" in which a password previously sent over HTTP would be included in this dump, as exploited in the wild in May 2025.
4.0
0.4%
Vector breakdown
- Attack vector
- Local
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- Published
- May 28, 2025
- Modified
- Feb 26, 2026
- Added to KEV
- Jul 1, 2025
- Federal patch due
- Jul 22, 2025
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.
Weakness classification
Proof-of-concept & exploitation references
Weaponization
Public repositories whose name or description references CVE-2025-48928, found via a live GitHub search at request time. These are community-sourced signals, not a verified working exploit - cross-check each one before relying on it, and treat higher star counts and recent activity as (weak) corroboration, not proof.
No public GitHub repositories referencing CVE-2025-48928 were found at last check. Absence here is not proof no exploit exists - see the references below for vendor advisories and write-ups.
References
Frequently asked questions
What is CVE-2025-48928?
The TeleMessage service through 2025-05-05 is based on a JSP application in which the heap content is roughly equivalent to a "core dump" in which a password previously sent over HTTP would be included in this dump, as exploited in the wild in May 2025.
How severe is CVE-2025-48928?
CVE-2025-48928 has a CVSS base score of 4.0 out of 10 (CVSS 3.1).
Is CVE-2025-48928 actively exploited in the wild?
Yes. CVE-2025-48928 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added Jul 1, 2025, meaning CISA has confirmed evidence of active exploitation.
What is the EPSS score for CVE-2025-48928?
0.4% - meaning FIRST.org's EPSS model estimates a 0.4% probability this vulnerability will be exploited in the wild within 30 days (29% percentile among all scored CVEs).
What type of vulnerability is CVE-2025-48928?
CVE-2025-48928 is classified under CWE-528 (CWE-528 Exposure of Core Dump File to an Unauthorized Control Sphere).
Cross-checked against
Impactr finds and proves whether CVE-2025-48928 - or flaws like it - are actually reachable in your own web apps and APIs, with a reproducible exploit as evidence.
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