pfSense pfBlockerNG through 2.1.4_26 allows remote attackers to execute arbitrary OS commands as root via shell metacharacters in the HTTP Host header. NOTE: 3.x is unaffected.
Evidence confidence: PoC published; attacks unconfirmed
No source documents yet.
● Hype ● Reality
Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.
First record: hype 0.0 · reality 6.1 (2026-11-02 15:13). The curve appears once the score changes.
Public exploit entries / repo candidates
Source entries and unverified repository candidates are counted separately.
Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs.
Score evaluated: 2026-11-05 13:58:39.203217+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z