CVE-2026-20308 — Cisco IOS XE Software Web-Based Management Interface Vulnerability
A vulnerability in the web-based management interface of Cisco IOS XE Software could allow an authenticated, remote attacker with low privileges to perform a denial of service (…
Published: 2026-08-05 · CVSS: 4.3 · CVSS 3.1
A vulnerability in the web-based management interface of Cisco IOS XE Software could allow an authenticated, remote attacker with low privileges to perform a denial of service (DoS) attack against an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending crafted input to the web-based management interface of an affected device. A successful exploit could allow the attacker to cause the web-based management interface to become unresponsive.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7