ClosedPatched

Paessler PRTG Network Monitor: 2 exploited vulnerabilities (CVE-2018-19410, CVE-2018-9276)

Paessler PRTG Network Monitor

CVE-2018-19410: Paessler PRTG Network Monitor contains a local file inclusion vulnerability that allows a remote, unauthenticated attacker to create users with read-write privileges (including administrator). CVE-2018-9276: Paessler PRTG Network Monitor contains an OS command injection vulnerability that allows an attacker with administrative privileges to execute commands via the PRTG System Administrator web console. Added to CISA KEV on 2025-02-04.

Why this severity: CVSS 9.8 (CISA ADP, v3.1); actively exploited (CISA KEV)

Started: Feb 4, 2025
Closed: Feb 4, 2025
CVEs: CVE-2018-19410 CVE-2018-9276

Follow this incident

Updated Feb 4, 2025

Affected

See vendor advisory / CISA notes (versions not always listed in KEV feed)

Fixed in

See vendor advisory linked in sources

Timeline2

Feb 4, 2025
CISA added CVE-2018-19410 to the KEV catalog (due 2025-02-25).
Feb 4, 2025
CISA added CVE-2018-9276 to the KEV catalog (due 2025-02-25).

Advisories5

Notes & caveats

Derived from CISA KEV JSON feed catalogVersion 2026.10.21. CVSS from the CVE record (cvelistV5). Exact affected/fixed version strings are not always in the KEV record; verify against the vendor advisory URL. startedAt uses dateAdded (exploitation may have begun earlier; many entries are older CVEs newly confirmed as exploited in 2025).

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