CVE-2026-54291 is one of four vulnerabilities fixed in Thingsboard version 4.3.1.3-r2. The affected versions include those from 42.7.4 up to but not including 42.7.12, and all versions before 4.3.1.3-r2. The vulnerabilities correspond to CWE-636 (Use of Hard-coded Credentials) and CWE-757 (Use of a Broken or Risky Cryptographic Algorithm). The issue is classified as high severity and impacts the Maven ecosystem. No active exploitation has been reported. The vendor has released an official patch in version 4.3.1.3-r2.

The vulnerabilities fixed by CVE-2026-54291 and related issues could allow attackers to exploit hard-coded credentials or weak cryptographic algorithms, potentially compromising system security. The high severity rating indicates significant risk if left unpatched. However, no known exploits in the wild have been reported, reducing immediate threat urgency.

Upgrade affected Thingsboard installations to version 4.3.1.3-r2 or later, where the vulnerabilities have been fixed. Since a patch is available, applying this official fix is the recommended remediation. No additional vendor advisories indicate alternative mitigations or that no action is required.