Cisco RV Series Routers Deserialization of Untrusted Data Vulnerability
Cisco · RV Series Routers
CVSS 8.8
EPSS 6%
no public exploit indexed
Fix deadline passed 22 June 2022
What it is
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.
Why we say that
- CISA's federal remediation deadline (2022-06-22) has passed
- Listed in the CISA Known Exploited Vulnerabilities catalogue
Every line above comes from a named public source. Where the evidence is thin, we say so rather than inventing confidence — see methodology.
What to do
Apply updates per vendor instructions.
What it costs when this goes wrong
This is where UK enforcement meets the vulnerability record. Where an unfixed vulnerability leads to a breach, the ICO treats it as a security failure under UK GDPR. Recent cases:
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