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CVE-2020-3501

16
FAUCET Score

CVE-2020-3501 describes multiple improper input validation vulnerabilities in the user interface of Cisco Webex Meetings Desktop App and Webex Meetings Server. An authenticated, remote attacker could exploit these by persuading a user to click a malicious URL, leading to the disclosure of restricted information from other Webex users. With a CVSS score of 4.1 (Medium), this vulnerability requires user interaction and has low impact on confidentiality. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage for this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 39.5.24CPE matchmatch criteria
cpe:2.3:a:cisco:webex_meetings:*:*:*:*:*:*:*:*
>= 40.4.0, < 40.4.6CPE matchmatch criteria
cpe:2.3:a:cisco:webex_meetings:*:*:*:*:*:*:*:*
>= 40.4.10, < 40.6.0CPE matchmatch criteria
cpe:2.3:a:cisco:webex_meetings:*:*:*:*:*:*:*:*
39.7.4CPE matchmatch criteria
cpe:2.3:a:cisco:webex_meetings:39.7.4:*:*:*:*:*:*:*
3.0CPE matchmatch criteria
cpe:2.3:a:cisco:webex_meetings_server:3.0:-:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.1MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.3
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.02%
Probability of exploitation in next 30 days
EPSS Percentile
59.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0102 is in the 93rd percentile among its peer group of 15,239 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

ciscovendor investigatingvia nvd_reference
View patch

References

tools.cisco.com / security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-client-g3zevBcp
Vendor Advisory