What’s Vulnerable › Vulnerabilities

CVE-2018-19922

• Severity: medium (CVSS 6.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-12-06 · updated 2026-06-17
• Weakness: CWE-79

Description

Persistent Cross-Site Scripting (XSS) in the advancedsetup_websiteblocking.html Website Blocking page of the Actiontec C1000A router with firmware through CAC004-31.30L.95 allows a remote attacker to inject arbitrary HTML into the Website Blocking page by inserting arbitrary HTML into the 'TodUrlAdd' URL parameter in a /urlfilter.cmd POST request.

Affected products

• Actiontec C1000A Firmware: through cac004-31.30l.95

References

• https://github.com/logern5/c1000a_xss/blob/master/README.md
• https://github.com/logern5/c1000a_xss/blob/master/README.md

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