CVE-2021-1526 is a high-severity vulnerability in Cisco Webex Player for Windows and MacOS, allowing arbitrary code execution due to insufficient validation of Webex Recording Format (WRF) files. An attacker could exploit this by tricking a user into opening a malicious WRF file, leading to code execution with the user's privileges. While rated with a CVSS score of 7.8 (High), there is no evidence of active exploitation, public exploit code, or inclusion in CISA's KEV catalog. Community discussion and media coverage are minimal, with only one article from SecurityWeek mentioning the flaw.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 41.5CPE matchmatch criteria | cpe:2.3:a:cisco:webex_player:*:*:*:*:*:macos:*:* | ||
< 41.5CPE matchmatch criteria | cpe:2.3:a:cisco:webex_player:*:*:*:*:*:windows:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.