Vulnerability Description
Uncaught Exception (CWE-248) in the T20 Readers allows an authenticated and authorized operator to trigger a restart by sending specific requests, resulting in a temporary denial of service. Version of Command Centre affected: * 9.50 prior to vCR9.50.260616a (distributed in 9.50.1587(MR1)) * 9.40 prior to vCR9.40.260616a (distributed in 9.40.3130(MR3)) * 9.30 prior to vCR9.30.260616a (distributed in 9.30.3983(MR5)) * 9.20 prior to vCR9.20.260616a (distributed in 9.20.4349(MR7)) * all versions of 9.10 and prior.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gallagher | Command Centre | < 9.20.4349 |
| Gallagher | High Sec T20 Reader | - |
| Gallagher | High Sec T20 Reader Multi Tech | - |
| Gallagher | T20 Alarms Terminal | - |
| Gallagher | T20 Mifare Terminal | - |
| Gallagher | T20 Multi Tech Terminal | - |
Related Weaknesses (CWE)
References
FAQ
What is CVE-2026-27790?
CVE-2026-27790 is a vulnerability with a CVSS score of 2.7 (LOW). Uncaught Exception (CWE-248) in the T20 Readers allows an authenticated and authorized operator to trigger a restart by sending specific requests, resulting in a temporary denial of service. Version o...
How severe is CVE-2026-27790?
CVE-2026-27790 has been rated LOW with a CVSS base score of 2.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-27790?
Check the references section above for vendor advisories and patch information. Affected products include: Gallagher Command Centre, Gallagher High Sec T20 Reader, Gallagher High Sec T20 Reader Multi Tech, Gallagher T20 Alarms Terminal, Gallagher T20 Mifare Terminal.