# CVE-2025-48928: TeleMessage TM SGNL Exposure of Core Dump File to an Unauthorized Control Sphere Vulnerability

> CVE-2025-48928: TeleMessage TM SGNL Exposure of Core Dump File to an Unauthorized Control Sphere Vulnerability. CVSS 4.0 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2025-48928
Last updated: 2026-06-17T09:30:30Z

- Published: 2025-05-28 00:00 UTC · Updated: 2026-06-17 09:30 UTC · Assigner: mitre
- CVSS: 4.0 (CVSS 3.1) · Severity: Medium · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- EPSS: 0.58%, 47th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2025-07-01, federal due date 2025-07-22, ransomware use: Unknown
- CWE: CWE-528

## Description

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.

## 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.

## Affected vendors and products

- TeleMessage: service

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2025-48928)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2025-48928)
- [https://www.wired.com/story/how-the-signal-knock-off-app-telemessage-got-hacked-in-20-minutes/](https://www.wired.com/story/how-the-signal-knock-off-app-telemessage-got-hacked-in-20-minutes/)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2025-48928 · Markdown: https://rewindex.com/cve/CVE-2025-48928.md · JSON: https://rewindex.com/api/v1/cves/CVE-2025-48928 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:11:43.745Z