PatchTheCVECVE-2025-48927: TeleMessage TM SGNL Initialization of a Resource with an Insecure Default Vulnerability
CVE-2025-48927 is a medium-severity flaw (CVSS 5.3) affecting telemessage, reported as exploited in the wild. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
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.
Why this priority
- EPSS top 4%: very likely to be exploited
- Exploited in the wild (CISA KEV)
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 5.3 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 11.6% (top 4%) |
| CISA exploited list | Yes, fix due 2025-07-22 |
| Weakness | CWE-1188 |
| Published | 2025-05-28 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Exploited Added to the CISA Known Exploited Vulnerabilities list
- Deadline CISA due date for US federal agencies to patch
- Updated Record last modified
Exact fixes by distribution
Advisories and coverage
Research and news
- GreyNoise Labs: Flaw in Signal App Clone Could Leak Passwords — GreyNoise Identifies Active Reconnaissance and Exploit Attempts 2025-07-17
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2025-48927?
telemessage: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2025-48927 being exploited?
Yes. CVE-2025-48927 is on the CISA Known Exploited Vulnerabilities list, so treat it as patch-now.
What does CVE-2025-48927 affect?
CVE-2025-48927 affects telemessage. Severity is medium (CVSS 5.3). 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.
How urgent is CVE-2025-48927?
Priority 73/100. EPSS top 4%: very likely to be exploited; Exploited in the wild (CISA KEV); Remotely exploitable, no login, no user action
Software pages
Spring Framework vulnerabilities
Related CVEs
- CVE-2025-48931 LOW 3.2 UPGRADE The TeleMessage service through 2025-05-05 relies on MD5 for password hashing, which opens up various attack p
- CVE-2025-48930 LOW 2.8 UPGRADE The TeleMessage service through 2025-05-05 stores certain cleartext information in memory, even though memory
- CVE-2025-48929 MEDIUM 4.0 UPGRADE The TeleMessage service through 2025-05-05 implements authentication through a long-lived credential (e.g., no
- CVE-2025-48928 MEDIUM 4.0 EXPLOITED MITIGATE TeleMessage TM SGNL Exposure of Core Dump File to an Unauthorized Control Sphere Vulnerability
- CVE-2025-48926 MEDIUM 4.3 UPGRADE The admin panel in the TeleMessage service through 2025-05-05 allows attackers to discover usernames, e-mail a