CVE-2025-48928: telemessage — Actively Exploited

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.

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CVSS v3.1 Score

4.0

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CISA Known Exploited Vulnerability

This vulnerability is actively exploited in the wild.

Added: Jul 1, 2025 Remediation due: Jul 22, 2025

Weakness Type (CWE)

CWE-528 CWE-528

CWE-552 CWE-552

Affected Products

Vendor	Product	Versions
smarsh	telemessage	All

References

Other References

https://www.wired.com/story/how-the-signal-knock-off-app-telemessage-got-hacked-in-20-minutes/ https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-48928

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. It has a CVSS v3.1 base score of 4.0 (MEDIUM). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

How severe is CVE-2025-48928? +

CVE-2025-48928 has a CVSS v3.1 score of 4.0 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-48928? +

CVE-2025-48928 affects products from smarsh, specifically: telemessage. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-48928? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2025-48928