[NEW] [high] Netgate pfSense: Multiple vulnerabilities

highCVE-2026-56126 CVE-2026-56127 CVE-2026-56128 CVE-2026-67189

A remote, authenticated attacker can exploit multiple vulnerabilities in Netgate pfSense to execute arbitrary code, perform cross-site scripting attacks, manipulate data, or disclose confidential information.

CSIRTS triage

vendor: Netgate product: pfSense Remote code execution Cross-site scriptingOtherInformation disclosure

What: Multiple vulnerabilities permit remote authenticated attackers to execute code, perform XSS, manipulate data, or disclose information.
Who is affected: pfSense deployments with authenticated user access.
Urgency: High severity with remote code execution capability; treat as critical.
Action: Apply patches for CVE-2026-56126, CVE-2026-56127, CVE-2026-56128, and CVE-2026-67189 immediately.

AI-assisted analysis generated from the source advisory — verify against the original.

⚡ Watch pfSense

Get an email when a new pfSense advisory drops — max one per day, one-click unsubscribe.

Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: high
Published: 2026-08-14
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2836

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-56126	coverage & exploitation status	NVD · CVE.org
CVE-2026-56127	coverage & exploitation status	NVD · CVE.org
CVE-2026-56128	coverage & exploitation status	NVD · CVE.org
CVE-2026-67189	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

unknownMultiple vulnerabilities in Netgate products (August 14, 2026)cert-fr-avis

[NEW] [high] Netgate pfSense: Multiple vulnerabilities

CSIRTS triage

Details

Referenced CVEs

Same CVEs, other sources

More from CERT-Bund (BSI) Security Advisories