PT-2026-23012 · Cisco · Cisco Webex

Shravan Joshi · Publicado 2026-03-04 · Atualizado 2026-03-04 · CVE-2026-20149

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Média

Vetor base

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

Name of the Vulnerable Software and Affected Versions Cisco Webex (affected versions not specified)

Description A flaw exists in Cisco Webex that could allow a remote attacker to perform a cross-site scripting (XSS) attack without needing to authenticate. This issue stems from insufficient filtering of user-provided input. An attacker could exploit this by tricking a user into clicking a malicious link, potentially leading to an XSS attack against the user.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

Enumeração de Fraquezas

CWE-79

Identificadores relacionados

CVE-2026-20149

Produtos afetados

Cisco Webex

Referências · 5

• https://twitter.com/cyberbivash/status/2029292440885002668 · Publicação no Twitter
• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-xss-TZFTbbwN · Aviso do Fabricante
• https://nvd.nist.gov/vuln/detail/CVE-2026-20149 · Nota de Segurança
• https://t.me/CVEtracker/46344 · Publicação no Telegram
• https://twitter.com/CVEnew/status/2029272798632276403 · Publicação no Twitter