CVE-2019-12667

Cisco IOS XE Software Stored Cross-Site Scripting Vulnerability

MEDIUM
4.8
CVSS Score
Published: September 25, 2019 at 08:15 PM UTC
Updated: June 17, 2026 at 02:15 AM UTC
1 product affected across 1 vendorIOS Xe

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Severity
MEDIUM4.8
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

Description

A vulnerability in the web framework code of Cisco IOS XE Software could allow an authenticated, remote attacker to conduct a stored cross-site scripting (XSS) attack against a user of the web interface of the affected software. The vulnerability is due to insufficient input validation of some parameters that are passed to the web server of the affected software. An attacker could exploit this vulnerability by convincing a user of the web interface to access a malicious link or by intercepting a user request for the affected web interface and injecting malicious code into the request. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected web interface or allow the attacker to access sensitive browser-based information.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

16.1.1 ≤ v < 16.6.516.7.1 ≤ v < 16.9.2
Affected range stops below 16.6.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 16.9.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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