Cisco Thousandeyes Endpoint Agent vulnerabilities

2 CVEs affecting Cisco Thousandeyes Endpoint Agent, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-20259, published 2025-06-04.

More from Cisco.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2025-20126, published 2025-01-08. Medium severity, CVSS 4.8. EPSS: 0.2% chance of exploitation in the next 30 days. A vulnerability in certification validation routines of Cisco ThousandEyes Endpoint Agent for macOS and RoomOS could allow an unauthenticated, remote attacker to intercept or manipulate metrics…
• CVE-2025-20259, published 2025-06-04. Medium severity, CVSS 5.3. EPSS: 0.2% chance of exploitation in the next 30 days. Multiple vulnerabilities in the update process of Cisco ThousandEyes Endpoint Agent for Windows could allow an authenticated, local attacker to delete arbitrary files on an affected device. These…