CVE-2026-20085
Description
A vulnerability in the web-based management interface of Cisco IMC could allow an unauthenticated, remote attacker to conduct a reflected XSS attack against a user of the interface.
This vulnerability is due to insufficient validation of user input. An attacker could exploit this vulnerability by persuading a user of an affected interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the browser of the targeted user or access sensitive, browser-based information.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Cisco IMC web-based management interface is vulnerable to reflected XSS due to insufficient input validation, allowing unauthenticated remote attackers to execute script in a user's browser.
Vulnerability
Overview
The web-based management interface of Cisco Integrated Management Controller (IMC) is affected by a reflected cross-site scripting (XSS) vulnerability, identified as CVE-2026-20085. The root cause. The root cause is insufficient validation of user input within the interface, which allows an attacker to inject arbitrary script code [1].
Exploitation
An unauthenticated, remote attacker can exploit this vulnerability by convincing a user of an affected interface to click a crafted link. No authentication is required to trigger the XSS, and the attack is delivered via social engineering or by embedding the malicious link in a web page or email [1].
Impact
Successful exploitation enables the attacker to execute arbitrary script code in the context of the targeted user's browser. This could lead to access to sensitive, browser-based information, such as session tokens or cookies, potentially compromising the management session [1].
Mitigation
Cisco has released software updates that address this vulnerability. There are no workarounds available. Affected products include various Cisco UCS servers and network compute systems running vulnerable releases of Cisco IMC [1].
AI Insight generated on May 18, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1News mentions
0No linked articles in our index yet.