What is CVE-2020-26067?

CVE-2020-26067 is a medium-severity vulnerability in Cisco Webex Teams, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 5.4/10. Published 2024-11-18.

How severe is CVE-2020-26067?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2020-26067 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Cisco Webex Teams

CVE-2020-26067

A vulnerability in the web-based interface of Cisco Webex Teams could allow an authenticated, remote attacker to conduct cross-site scripting attacks. The vulnerability is due to improper validation of usernames. An attacker could ex…

EPSS: 0.211 (95.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/RL:X/RC:X/E:X.

Affected products

Cisco Webex Teams — versions N/A

Weakness classification (CWE)

CWE-80 — Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

Public proof-of-concept exploits

References

cisco-sa-webex-teams-xss-zLW9tD3

Frequently asked questions

What is CVE-2020-26067?: CVE-2020-26067 is a medium-severity vulnerability in Cisco Webex Teams, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 5.4/10. Published 2024-11-18.
How severe is CVE-2020-26067?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2020-26067 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.