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CVE-2026-20028: Cisco Terminal Services Agent TSAgent-1.3, TSAgent-1.4.2, TSAgent-1.2, TSAgent-1.4, TSAgent-1.0, TSAgent-1.4.1…
CVE-2026-20028. CVSS 3.1 base score 5.0 (MEDIUM, Vendor/CNA). EPSS 0.00346 (percentile 0.26927), scored 22-Oct-2026.
Affected technology
Cisco Terminal Services Agent · TSAgent-1.3, TSAgent-1.4.2, TSAgent-1.2, TSAgent-1.4, TSAgent-1.0, TSAgent-1.4.1, TSAgent-1.1
Cisco
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · Low privileges required · No user interaction required
What an attacker can do
An authenticated, remote attacker could bypass firewall rules that are associated with the account of the attacker. Vendor/CNA’s CVSS 3.1 assessment (base score 5.0/10) rates confidentiality and availability impact as none; integrity impact as low.
- CWE
- CWE-266
- CCR priority
- 20.1 /100 (P4)
- CVSS 3.1
- 5.0 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N · Vendor/CNA
- EPSS
- 0.00346 · percentile 0.26927 · 2026-10-22
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-24 01:40:49.068977+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-20028.html