CVE-2025-48928
CVE-2025-48928 is a medium-severity vulnerability in Smarsh Telemessage with a CVSS 3.x base score of 4.0. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2025-07-01). The underlying weakness is classified as CWE-552.
Key facts
- Severity: Medium (CVSS 3.x base score 4.0)
- EPSS exploit prediction: 0% (29th percentile)
- Actively exploited: Yes — listed in CISA KEV (added 2025-07-01)
- EU (EUVD) id: EUVD-2025-16214
- EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2025-07-01)
- Weakness: CWE-552
- Affected product: Smarsh Telemessage
- Published:
- Last modified:
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.
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 3.x base score of 4.0, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2025-48928 being actively exploited?
- Yes. CVE-2025-48928 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2025-07-01, which means active exploitation has been confirmed. It should be prioritised for remediation.
- What products are affected by CVE-2025-48928?
- CVE-2025-48928 affects Smarsh Telemessage. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-48928?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
- Does CVE-2025-48928 have an EU (EUVD) identifier?
- Yes. CVE-2025-48928 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16214. It is also flagged as exploited in the EUVD (since 2025-07-01).
- When was CVE-2025-48928 published?
- CVE-2025-48928 was published on 2025-05-28 and last updated on 2026-06-17.
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
Affected products (1)
- cpe:2.3:a:smarsh:telemessage:-:*:*:*:*:*:*:*
More vulnerabilities in Smarsh Telemessage
- CVE-2025-48927 — Medium (CVSS 5.3): The TeleMessage service through 2025-05-05 configures Spring Boot Actuator with an exposed heap dump endpoint at a…
- CVE-2025-47730 — Medium (CVSS 4.8): The TeleMessage archiving backend through 2025-05-05 accepts API calls (to request an authentication token) from the TM…
- CVE-2025-48926 — Medium (CVSS 4.3): The admin panel in the TeleMessage service through 2025-05-05 allows attackers to discover usernames, e-mail addresses,…
- CVE-2025-48925 — Medium (CVSS 4.3): The TeleMessage service through 2025-05-05 relies on the client side (e.g., the TM SGNL app) to do MD5 hashing, and…
- CVE-2025-48929 — Medium (CVSS 4.0): The TeleMessage service through 2025-05-05 implements authentication through a long-lived credential (e.g., not a token…
- CVE-2025-48931 — Low (CVSS 3.2): The TeleMessage service through 2025-05-05 relies on MD5 for password hashing, which opens up various attack…
All CVEs affecting Smarsh Telemessage →
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