CVE-2026-20224— Cisco Catalyst SD-WAN Manager XML External Entity Injection Vulnerability
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I. Basic Information for CVE-2026-20224
Vulnerability Information
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Vulnerability Title
Cisco Catalyst SD-WAN Manager XML External Entity Injection Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in the web UI of Cisco Catalyst SD-WAN Manager, formerly SD-WAN vManage, could allow an unauthenticated, remote attacker to read arbitrary files that are stored in an affected system. The attacker does not need to have valid user credentials. This vulnerability is due to improper handling of XML External Entity (XXE) entries when parsing an XML file. An attacker could exploit this vulnerability by sending a crafted request to an affected system. A successful exploit could allow the attacker to read arbitrary files that are stored in the affected system.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Cisco | Cisco Catalyst SD-WAN Manager | 20.1.12 | - |
II. Public POCs for CVE-2026-20224
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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Same Patch Batch · Cisco · 2026-05-14 · 4 CVEs total
| CVE-2026-20182 | 10.0 CRITICAL | Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability |
| CVE-2026-20210 | 5.4 MEDIUM | Cisco Catalyst SD-WAN Manager Privilege Escalation Vulnerability |
| CVE-2026-20209 | 5.4 MEDIUM | Cisco Catalyst SD-WAN Manager Privilege Escalation Vulnerability |
IV. Related Vulnerabilities
Same product: Cisco Catalyst SD-WAN Manager
- CVE-2026-20210
Cisco Catalyst SD-WAN Manager Privilege Escalation Vulnerabi - CVE-2026-20209
Cisco Catalyst SD-WAN Manager Privilege Escalation Vulnerabi - CVE-2026-20182
Cisco Catalyst SD-WAN Controller Authentication Bypass Vulne - CVE-2026-20108
Cisco Catalyst SD-WAN Manager（Cisco SD-WAN vManage） 跨站脚本漏洞 - CVE-2026-20122
Cisco Catalyst SD-WAN Manager Arbitrary File Overwrite Vulne
Same vendor: Cisco
- CVE-2026-20210
Cisco Catalyst SD-WAN Manager Privilege Escalation Vulnerabi - CVE-2026-20209
Cisco Catalyst SD-WAN Manager Privilege Escalation Vulnerabi - CVE-2026-20182
Cisco Catalyst SD-WAN Controller Authentication Bypass Vulne - CVE-2026-20219
Cisco Slido 安全漏洞 - CVE-2026-20034
Cisco Unity Connection Remote Code Execution Vulnerability
V. Comments for CVE-2026-20224
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