CVE-2021-1525

MEDIUM

Cisco Webex Meetings and Webex Meetings Server - Unauthenticated Open Redirect via URL Path Validation Bypass

Title source: llm
STIX 2.1

Description

A vulnerability in Cisco Webex Meetings and Cisco Webex Meetings Server could allow an unauthenticated, remote attacker to redirect users to a malicious file. This vulnerability is due to improper validation of URL paths in the application interface. An attacker could exploit this vulnerability by persuading a user to follow a specially crafted URL that is designed to cause Cisco Webex Meetings to include a remote file in the web UI. A successful exploit could allow the attacker to cause the application to offer a remote file to a user, which could allow the attacker to conduct further phishing or spoofing attacks.

References (1)

Core 1
Core References

Scores

CVSS v3 4.7
EPSS 0.0018
EPSS Percentile 39.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-601
Status published
Products (4)
cisco/webex_meetings_online 41.3.5
cisco/webex_meetings_server 3.0 (4 CPE variants)
cisco/webex_meetings_server 4.0 (6 CPE variants)
cisco/webex_meetings_server < 3.0
Published Jun 04, 2021
Tracked Since Feb 18, 2026