CVE-2020-27126— Cisco Webex Meetings API Cross-Site Scripting Vulnerability
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2020-27126
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
Cisco Webex Meetings API Cross-Site Scripting Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in an API of Cisco Webex Meetings could allow an unauthenticated, remote attacker to conduct cross-site scripting attacks. The vulnerability is due to improper validation of user-supplied input to an application programmatic interface (API) within Cisco Webex Meetings. An attacker could exploit this vulnerability by convincing a targeted user to follow a link designed to submit malicious input to the API used by Cisco Webex Meetings. A successful exploit could allow the attacker to conduct cross-site scripting attacks and potentially gain access to sensitive browser-based information from the system of a targeted user.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
Web页面中脚本相关HTML标签转义处理不恰当(基本跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco Webex Meetings 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Webex Meetings是美国思科（Cisco）公司的一套视频会议解决方案。 Cisco Webex Meetings 存在跨站脚本漏洞，攻击者可利用该漏洞进行跨站点脚本攻击。成功利用该漏洞可以允许攻击者利用该漏洞进行跨站点脚本攻击，并可能获得对敏感的基于浏览器的infor的访问权。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Cisco | Cisco Webex Meetings | n/a | - |
II. Public POCs for CVE-2020-27126
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2020-27126
请登录查看更多情报信息。
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-meetings-xss-MX56prERvendor-advisoryx_refsource_CISCO
- https://nvd.nist.gov/vuln/detail/CVE-2020-27126
Same Patch Batch · Cisco · 2020-11-18 · 19 CVEs total
| CVE-2020-3470 | 9.8 CRITICAL | Cisco Integrated Management Controller Multiple Remote Code Execution Vulnerabilities |
| CVE-2020-3586 | 9.4 CRITICAL | Cisco DNA Spaces Connector Command Injection Vulnerability |
| CVE-2020-3471 | 6.5 MEDIUM | Cisco Webex Meetings and Cisco Webex Meetings Server Unauthorized Audio Information Exposu |
| CVE-2020-3419 | 6.5 MEDIUM | Cisco Webex Meetings and Cisco Webex Meetings Server Ghost Join Vulnerability |
| CVE-2020-26068 | 5.5 MEDIUM | Cisco Telepresence CE Software and RoomOS Software Unauthorized Token Generation Vulnerabi |
| CVE-2020-3441 | 5.3 MEDIUM | Cisco Webex Meetings and Cisco Webex Meetings Server Information Disclosure Vulnerability |
| CVE-2020-3367 | Cisco Secure Web Appliance Privilege Escalation Vulnerability | |
| CVE-2020-3531 | Cisco IoT Field Network Director Unauthenticated REST API Vulnerability | |
| CVE-2020-3482 | Cisco Expressway Software Unauthorized Access Information Disclosure Vulnerability | |
| CVE-2020-3392 | Cisco IoT Field Network Director Missing API Authentication Vulnerability | |
| CVE-2020-26081 | Cisco IoT Field Network Director Cross-Site Scripting Vulnerabilities | |
| CVE-2020-26080 | Cisco IoT Field Network Director Improper Domain Access Control Vulnerability | |
| CVE-2020-26079 | Cisco IoT Field Network Director Unprotected Storage of Credentials Vulnerability | |
| CVE-2020-26078 | Cisco IoT Field Network Director File Overwrite Vulnerability | |
| CVE-2020-26077 | Cisco IoT Field Network Director Improper Access Control Vulnerability | |
| CVE-2020-26076 | Cisco IoT Field Network Director Information Disclosure Vulnerability | |
| CVE-2020-26075 | Cisco IoT Field Network REST API Insufficient Input Validation Vulnerability | |
| CVE-2020-26072 | Cisco IoT Field Network Director SOAP API Authorization Bypass Vulnerability |
IV. Related Vulnerabilities
Same vendor: Cisco
- CVE-2026-20219
Cisco Slido 安全漏洞 - CVE-2026-20034
Cisco Unity Connection Remote Code Execution Vulnerability - CVE-2026-20035
Cisco Unity Connection Server-Side Request Forgery Vulnerabi - CVE-2026-20167
Cisco IoT Field Network Director Remote Device Denial of Ser - CVE-2026-20169
Cisco IoT Field Network Director Command Injection Vulnerabi
Same weakness: CWE-80
- CVE-2021-47948
WordPress GetPaid Plugin 2.4.6 HTML Injection via Help Text - CVE-2026-42030
MapServer: Improper Neutralization of Script-Related HTML Ta - CVE-2026-44264
Weblate is vulnerable to XSS via crafted Markdown - CVE-2026-6002
HTML Injection in DivvyDrive Information Technologies' Divvy - CVE-2025-59854
HCL DFXAnalytics is affected by an Insecure Security Header
V. Comments for CVE-2020-27126
No comments yet