Showing 25 vulnerabilities on this page for Cisco Webex Meetings

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VulnerabilityTitle and contextCVSSEPSSPoCsSignalsSTIX action

Cisco Webex Meetings Cross-Site Scripting Vulnerability

A vulnerability in the web-based user interface of Cisco Webex Meetings could have allowed an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack. Cisco has addressed this vulnerability in the Webex Meetings service, and no customer action is needed. This vulnerability existed because of insufficient validation of user input. Prior to this vulnerability being addressed, an attacker could have exploited this vulnerability by persuading a user to follow a malicious l

CWE-79Jun 3, 2026
CVSS6.1v3.1EPSS0.184%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Generated title:Cisco Slido REST API Insecure Direct Object Reference

A vulnerability in the REST API of Cisco Slido could have allowed an authenticated, remote attacker to access the social profile data of other users or affect quiz and poll results. Cisco has addressed this vulnerability in Cisco Slido and no customer action is needed. This vulnerability existed because of the presence of an insecure direct object reference. Prior to this vulnerability being addressed, an attacker could have exploited this vulnerability by sending a crafted request to the vul

CWE-639May 6, 2026
CVSS5.4v3.1EPSS0.168%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Cisco Webex Meetings Certificate Validation Vulnerability

A vulnerability in the integration of single sign-on (SSO) with Control Hub in Cisco Webex Services could have allowed an unauthenticated, remote attacker to impersonate any user within the service. This vulnerability existed because of improper certificate validation. Prior to this vulnerability being addressed, an attacker could have exploited this vulnerability by connecting to a service endpoint and supplying a crafted token. A successful exploit could have allowed the attacker to gain un

CWE-295Apr 15, 2026
CVSS9.8v3.1EPSS0.52%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Generated title:Cisco Webex Cross-Site Scripting Vulnerability

A vulnerability in Cisco Webex could have allowed an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack. Cisco has addressed this vulnerability, and no customer action is needed. This vulnerability was due to improper filtering of user-supplied input. Prior to this vulnerability being addressed, an attacker could have exploited this vulnerability by persuading a user to follow a malicious link. A successful exploit could have allowed the attacker to conduct an XSS

CWE-79Mar 4, 2026
CVSS6.1v3.1EPSS0.235%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

A vulnerability in the user profile component of Cisco Webex Meetings could have allowed an authenticated, remote attacker with low privileges to conduct a cross-site scripting (XSS) attack against a user of the web-based interface. Cisco has addressed this vulnerability in the Cisco Webex Meetings service, and no customer action is needed. This vulnerability existed because of insufficient validation of user-supplied input to the user profile component of Cisco Webex Meetings. Prior to this

CWE-79Sep 3, 2025
CVSS5.4v3.1EPSS0.212%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

A vulnerability in Cisco Webex Meetings could have allowed an unauthenticated, remote attacker to redirect a targeted Webex Meetings user to an untrusted website. Cisco has addressed this vulnerability in the Cisco Webex Meetings service, and no customer action is needed. This vulnerability existed because of insufficient validation of URLs that were included in a meeting-join URL. Prior to this vulnerability being addressed, an attacker could have exploited this vulnerability by including a

CWE-601Sep 3, 2025
CVSS4.3v3.1EPSS0.235%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Cisco Webex Meeting Client Join Certificate Validation Vulnerability

A vulnerability in the meeting-join functionality of Cisco Webex Meetings could have allowed an unauthenticated, network-proximate attacker to complete a meeting-join process in place of an intended targeted user, provided the requisite conditions were satisfied. Cisco has addressed this vulnerability in the Cisco Webex Meetings service, and no customer action is needed. This vulnerability existed due to client certificate validation issues. Prior to this vulnerability being addressed, an att

CWE-295Aug 6, 2025
CVSS5.4v3.1EPSS0.106%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

A vulnerability in Cisco Webex could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack. A vulnerability is due to improper filtering of user-supplied input. An attacker could exploit this vulnerability by persuading a user to follow a malicious link. A successful exploit could allow the attacker to conduct a cross-site scripting attack against the targeted user.

CWE-79May 21, 2025
CVSS6.1v3.1EPSS0.28%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

A vulnerability in Cisco Webex could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack. A vulnerability is due to improper filtering of user-supplied input. An attacker could exploit this vulnerability by persuading a user to follow a malicious link. A successful exploit could allow the attacker to conduct a cross-site scripting attack against the targeted user.

CWE-79May 21, 2025
CVSS6.1v3.1EPSS0.28%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

A vulnerability in Cisco Webex could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack. A vulnerability is due to improper filtering of user-supplied input. An attacker could exploit this vulnerability by persuading a user to follow a malicious link. A successful exploit could allow the attacker to conduct a cross-site scripting attack against the targeted user.

CWE-79May 21, 2025
CVSS6.1v3.1EPSS0.28%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

A vulnerability in client join services of Cisco Webex Meetings could allow an unauthenticated, remote attacker to manipulate cached HTTP responses within the meeting join service. This vulnerability is due to improper handling of malicious HTTP requests to the affected service. An attacker could exploit this vulnerability by manipulating stored HTTP responses within the service, also known as HTTP cache poisoning. A successful exploit could allow the attacker to cause the Webex Meetings serv

CWE-349May 21, 2025
CVSS4.3v3.1EPSS0.182%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Cisco Webex Meetings Unauthorized Distribution List Update Vulnerability

A vulnerability in the distribution list feature of Cisco Webex Meetings could allow an authenticated, remote attacker to modify a distribution list that belongs to another user of their organization. The vulnerability is due to insufficient authorization enforcement for requests to update distribution lists. An attacker could exploit this vulnerability by sending a crafted request to the Webex Meetings interface to modify an existing distribution list. A successful exploit could allow the

CWE-284Nov 18, 2024
CVSS4.3v3.1EPSS0.808%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Cisco Webex Meetings Cross-Site Scripting Vulnerability

A vulnerability in the web-based interface of Cisco Webex Meetings could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web-based interface. This vulnerability is due to insufficient validation of user-supplied input by the web-based interface of Cisco Webex Meetings. An attacker could exploit this vulnerability by persuading a user of the interface to click a maliciously crafted link. A successful exploit could allow the

CWE-80Nov 15, 2024
CVSS6.1v3.1EPSS0.572%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

A vulnerability in the web interface of Cisco Webex Meetings could allow an unauthenticated, remote attacker to conduct a cross-site request forgery (CSRF) attack on an affected system. This vulnerability is due to insufficient CSRF protections for the web interface on an affected system. An attacker could exploit this vulnerability by persuading a user of the interface to click a malicious link. A successful exploit could allow the attacker to perform arbitrary actions. These actions could i

CWE-352Jul 7, 2023
CVSS4.3v3.1EPSS0.387%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

A vulnerability in the web interface of Cisco Webex Meetings could allow an authenticated, remote attacker to conduct a stored cross-site scripting (XSS) attack against a user of the interface. This vulnerability exists because of insufficient validation of user-supplied input in Webex Events (classic) programs, email templates, and survey questions. An attacker could exploit this vulnerability by persuading a user to click a malicious link. A successful exploit could allow the attacker to ex

CWE-79Jul 7, 2023
CVSS5.4v3.1EPSS0.644%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Cisco Webex Meetings Web UI Vulnerabilities

Multiple vulnerabilities in the web interface of Cisco Webex Meetings could allow an authenticated, remote attacker to conduct a stored cross-site scripting (XSS) attack or upload arbitrary files as recordings. For more information about these vulnerabilities, see the Details section of this advisory.

CWE-20CWE-434Apr 5, 2023
CVSS5.4v3.1EPSS0.452%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Cisco Webex Meetings Web UI Vulnerabilities

Multiple vulnerabilities in the web interface of Cisco Webex Meetings could allow an authenticated, remote attacker to conduct a stored cross-site scripting (XSS) attack or upload arbitrary files as recordings. For more information about these vulnerabilities, see the Details section of this advisory.

CWE-20CWE-79Apr 5, 2023
CVSS5.4v3.1EPSS0.446%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Cisco Webex Meetings Web Interface Vulnerabilities

Multiple vulnerabilities in the web interface of Cisco Webex Meetings could allow a remote attacker to conduct a cross-site scripting (XSS) attack or a frame hijacking attack against a user of the web interface. For more information about these vulnerabilities, see the Details section of this advisory.

CWE-1021CWE-79Aug 10, 2022
CVSS5.4v3.1EPSS0.512%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Cisco Webex Meetings Web Interface Vulnerabilities

Multiple vulnerabilities in the web interface of Cisco Webex Meetings could allow a remote attacker to conduct a cross-site scripting (XSS) attack or a frame hijacking attack against a user of the web interface. For more information about these vulnerabilities, see the Details section of this advisory.

CWE-1021CWE-20Aug 10, 2022
CVSS5.4v3.1EPSS0.493%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Cisco Webex Meetings Cross-Site Scripting Vulnerability

A vulnerability in the authentication component of Cisco Webex Meetings could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the web-based interface. This vulnerability is due to insufficient validation of user-supplied input by the web-based interface of the authentication component of Cisco Webex Meetings. An attacker could exploit this vulnerability by persuading a user of the interface to click a maliciously crafted link. A successf

CWE-79Apr 21, 2022
CVSS6.1v3.1EPSS0.784%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Cisco Webex Meetings Java Deserialization Vulnerability

A vulnerability in the login authorization components of Cisco Webex Meetings could allow an authenticated, remote attacker to inject arbitrary Java code. This vulnerability is due to improper deserialization of Java code within login requests. An attacker could exploit this vulnerability by sending malicious login requests to the Cisco Webex Meetings service. A successful exploit could allow the attacker to inject arbitrary Java code and take arbitrary actions within the Cisco Webex Meetings ap

CWE-502Apr 6, 2022
CVSS5.4v3.1EPSS0.885%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Cisco Webex Meetings Email Content Injection Vulnerability

A vulnerability in the account activation feature of Cisco Webex Meetings could allow an unauthenticated, remote attacker to send an account activation email with an activation link that points to an arbitrary domain. This vulnerability is due to insufficient validation of user-supplied parameters. An attacker could exploit this vulnerability by sending a crafted HTTP request to the account activation page of Cisco Webex Meetings. A successful exploit could allow the attacker to send to any reci

CWE-183CWE-20Nov 4, 2021
CVSS5.3v3.1EPSS0.955%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Cisco Webex Software Application Authorization Bypass Vulnerability

A vulnerability in the application integration feature of Cisco Webex Software could allow an unauthenticated, remote attacker to authorize an external application to integrate with and access a user's account without that user's express consent. This vulnerability is due to improper validation of cross-site request forgery (CSRF) tokens. An attacker could exploit this vulnerability by convincing a targeted user who is currently authenticated to Cisco Webex Software to follow a link designed to

CWE-352Oct 21, 2021
CVSS4.3v3.1EPSS0.438%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Cisco Webex Meetings Client Software Logging Information Disclosure Vulnerability

A vulnerability in logging mechanisms of Cisco Webex Meetings client software could allow an authenticated, local attacker to gain access to sensitive information. This vulnerability is due to unsafe logging of application actions. An attacker could exploit this vulnerability by logging onto the local system and accessing files containing the logged details. A successful exploit could allow the attacker to gain access to sensitive information, including meeting data and recorded meeting transcri

CWE-497Jun 4, 2021
CVSS5.5v3.1EPSS0.228%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX

Cisco Webex Player Memory Corruption Vulnerability

A vulnerability in Cisco Webex Player for Windows and MacOS could allow an attacker to cause the affected software to terminate or to gain access to memory state information that is related to the vulnerable application. The vulnerability is due to insufficient validation of values in Webex recording files that are stored in Webex Recording Format (WRF). An attacker could exploit this vulnerability by sending a malicious WRF file to a user as a link or email attachment and then persuading the us

CWE-119CWE-787Jun 4, 2021
CVSS5.3v3.1EPSS0.576%PoCs0SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templatesSTIX