Synced 16 Jun 2026 15:24 UTC Account
← All products

CVE-2018-0390

MEDIUM severity · CVSS 6.1 · Cross-site scripting (XSS)
6.1CVSS MEDIUM

Summary

A vulnerability in the web framework of Cisco Webex could allow an unauthenticated, remote attacker to conduct a Document Object Model-based (DOM-based) cross-site scripting (XSS) attack against the user of the web interface of an affected system. The vulnerability is due to insufficient input validation of certain parameters that are passed to the affected software by using the HTTP POST method. An attacker who can submit malicious scripts to the affected user interface element could execute arbitrary script or HTML code in the user's browser in the context of the affected site. Cisco Bug IDs: CSCvj33287.

Impact & exploitability

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactLow
Integrity impactLow
Availability impactNone
Exploit probability (EPSS)1%

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products we track (1)

Recommendation

Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.