What is CVE-2026-27790?

CVE-2026-27790 is a low-severity vulnerability in Gallagher T-20 Readers, classified under CWE-248. CVSS score: 2.7/10. Published 2026-07-07.

How severe is CVE-2026-27790?

Low severity. CVSS v3 base score is 2.7 out of 10.

Vulnerability in Gallagher T-20 Readers

CVE-2026-27790

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…

CVSS v3 metric

CVSS v3 base score 2.7 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L.

Affected products

Gallagher T-20 Readers — versions 0, 9.50, 9.40

Weakness classification (CWE)

CWE-248

References

disclosures@gallagher.com

Frequently asked questions

What is CVE-2026-27790?: CVE-2026-27790 is a low-severity vulnerability in Gallagher T-20 Readers, classified under CWE-248. CVSS score: 2.7/10. Published 2026-07-07.
How severe is CVE-2026-27790?: Low severity. CVSS v3 base score is 2.7 out of 10.