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Cisco RV Series Routers Deserialization of Untrusted Data Vulnerability

CISA lists this Cisco RV Series Routers vulnerability as known exploited. The vendor's advisory has the fixed versions.

CISA catalog record

A deserialization of untrusted data vulnerability in the web-based management interface of certain Cisco Small Business RV Series Routers could allow an attacker to execute code with root privileges.

Product
RV Series Routers
Added to KEV
8 Jun 2022
Federal remediation due
22 Jun 2022
Known ransomware use
Not reported

What changed

First observed 14 Oct 2026

No field changes in the recorded history.

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ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 14 Oct 12:55 UTC · 254 of 255 readable · 253 fully read · documentation 0/409 current