CVE-2021-1221CWE-20

Cisco Webex Meetings and Cisco Webex Meetings Server Software Hyperlink Injection Vulnerability

Medium · published February 4, 2021

CVSS v3.1
4.1
EPSS
1%
Percentile
63.4
In the wild
Unconfirmed
What it is

A vulnerability in the user interface of Cisco Webex Meetings and Cisco Webex Meetings Server Software could allow an authenticated, remote attacker to inject a hyperlink into a meeting invitation email. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by entering a URL into a field in the user interface. A successful exploit could allow the attacker to generate a Webex Meetings invitation email that contains a link to a destination of their choosing. Because this email is sent from a trusted source, the recipient may be more likely to click the link.

The record
Technical detail
CVSS v3.1
4.1 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.01030 · 63.4th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2021-02-04T16:35Z
EPSS history
Timeline
  • 04 FEB 16:35Z
    Cisco Webex Meetings and Cisco Webex Meetings Server Software Hyperlink Injection Vulnerability
    cvelistv5