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.
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Mon, 03 Aug 2026 05:15:00 +0000

Type Values Removed Values Added
Title Uncaught Exception in T‑20 Readers Allows Restart, Causing Temporary Denial of Service

Wed, 29 Jul 2026 16:00:00 +0000

Type Values Removed Values Added
Title Uncaught Exception in T‑20 Readers Allows Restart, Causing Temporary Denial of Service

Thu, 23 Jul 2026 14:15:00 +0000

Type Values Removed Values Added
Title Authenticated Operator Triggered Restart Exploits T‑20 Reader Command Centre (Denial of Service)

Wed, 22 Jul 2026 12:45:00 +0000

Type Values Removed Values Added
Title Authenticated Operator Triggered Restart Exploits T‑20 Reader Command Centre (Denial of Service)

Fri, 17 Jul 2026 09:30:00 +0000

Type Values Removed Values Added
Title Authenticated Operator Triggered Restart Denial of Service in Gallagher T‑20 Reader

Wed, 15 Jul 2026 15:00:00 +0000

Type Values Removed Values Added
Title Authenticated Operator Triggered Restart Denial of Service in Gallagher T‑20 Reader

Mon, 13 Jul 2026 22:00:00 +0000

Type Values Removed Values Added
Title Authenticated Operator Can Cause Device Restart, Resulting in Temporary Denial of Service

Sun, 12 Jul 2026 16:00:00 +0000

Type Values Removed Values Added
Title Authenticated Operator Can Cause Device Restart, Resulting in Temporary Denial of Service

Sat, 11 Jul 2026 21:00:00 +0000

Type Values Removed Values Added
Title Temporary Denial of Service via Unhandled Exception on Gallagher T-20 Readers

Fri, 10 Jul 2026 22:45:00 +0000

Type Values Removed Values Added
Title Temporary Denial of Service via Unhandled Exception on Gallagher T-20 Readers

Fri, 10 Jul 2026 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Gallagher
Gallagher t-20 Readers
Vendors & Products Gallagher
Gallagher t-20 Readers

Fri, 10 Jul 2026 06:45:00 +0000

Type Values Removed Values Added
Title Authenticated Operator-Induced Restart Denial of Service in Gallagher T‑20 Readers

Thu, 09 Jul 2026 11:45:00 +0000

Type Values Removed Values Added
Title Authenticated Operator-Induced Restart Denial of Service in Gallagher T‑20 Readers

Wed, 08 Jul 2026 09:45:00 +0000

Type Values Removed Values Added
Title Authenticated Operator Can Trigger Denial of Service by Restarting Gallagher T‑20 Readers

Tue, 07 Jul 2026 17:15:00 +0000

Type Values Removed Values Added
Title Authenticated Operator Can Trigger Denial of Service by Restarting Gallagher T‑20 Readers

Tue, 07 Jul 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 07 Jul 2026 05:00:00 +0000

Type Values Removed Values Added
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.
Weaknesses CWE-248
References
Metrics cvssV3_1

{'score': 2.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Gallagher

Published:

Updated: 2026-07-07T13:37:26.913Z

Reserved: 2026-03-01T23:45:09.724Z

Link: CVE-2026-27790

cve-icon Vulnrichment

Updated: 2026-07-07T13:37:22.318Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-07-07T05:16:50.500

Modified: 2026-07-07T14:16:29.667

Link: CVE-2026-27790

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-03T05:00:16Z

Weaknesses