nn-2025:14-01
Vulnerability from csaf_nozominetworks
Published
2025-12-18 11:00
Modified
2025-12-18 11:00
Summary
HTML injection in Asset List in Guardian/CMC before 25.5.0
Notes
Risk Level for Nozomi customers
Medium
{
"document": {
"aggregate_severity": {
"text": "MEDIUM"
},
"category": "csaf_vex",
"csaf_version": "2.0",
"distribution": {
"tlp": {
"label": "WHITE"
}
},
"lang": "en-US",
"notes": [
{
"category": "other",
"text": "Medium",
"title": "Risk Level for Nozomi customers"
}
],
"publisher": {
"category": "vendor",
"contact_details": "Nozomi Networks Product Security team can be reached at prodsec@nozominetworks.com",
"name": "Nozomi Networks Product Security",
"namespace": "https://security.nozominetworks.com/psirt"
},
"title": "HTML injection in Asset List in Guardian/CMC before 25.5.0",
"tracking": {
"aliases": [
"CVE-2025-40893"
],
"current_release_date": "2025-12-18T11:00:00.000Z",
"id": "NN-2025:14-01",
"initial_release_date": "2025-12-18T11:00:00.000Z",
"revision_history": [
{
"date": "2025-12-18T11:00:00.000Z",
"number": "1",
"summary": "Initial revision"
}
],
"status": "final",
"version": "1"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_version_range",
"name": "vers:gem/\u003c25.5.0",
"product": {
"name": "Nozomi Networks Guardian \u003c25.5.0",
"product_id": "CSAFPID-0001"
}
},
{
"category": "product_version",
"name": "25.5.0",
"product": {
"name": "Nozomi Networks Guardian 25.5.0",
"product_id": "CSAFPID-0002"
}
}
],
"category": "product_name",
"name": "Guardian"
},
{
"branches": [
{
"category": "product_version_range",
"name": "vers:gem/\u003c25.5.0",
"product": {
"name": "Nozomi Networks CMC \u003c25.5.0",
"product_id": "CSAFPID-0003"
}
},
{
"category": "product_version",
"name": "25.5.0",
"product": {
"name": "Nozomi Networks CMC 25.5.0",
"product_id": "CSAFPID-0004"
}
}
],
"category": "product_name",
"name": "CMC"
}
],
"category": "vendor",
"name": "Nozomi Networks"
}
]
},
"vulnerabilities": [
{
"acknowledgments": [
{
"names": [
"Stefano Libero"
],
"organization": "Nozomi Networks Product Security team",
"summary": "finding this issue during an internal investigation"
}
],
"cve": "CVE-2025-40893",
"cwe": {
"id": "CWE-79",
"name": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)"
},
"discovery_date": "2025-12-18T11:00:00.000Z",
"ids": [
{
"system_name": "Nozomi Networks Security Advisory ID",
"text": "NN-2025:14-01"
}
],
"notes": [
{
"category": "summary",
"text": "A Stored HTML Injection vulnerability was discovered in the Asset List functionality due to improper validation of network traffic data.",
"title": "Vulnerability summary"
}
],
"product_status": {
"fixed": [
"CSAFPID-0002",
"CSAFPID-0004"
],
"known_affected": [
"CSAFPID-0001",
"CSAFPID-0003"
]
},
"references": [
{
"category": "external",
"summary": "Mitre CVE entry",
"url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-40893"
},
{
"category": "self",
"summary": "Canonical URL",
"url": "https://security.nozominetworks.com/csaf/2025/nn-2025_14-01.json"
},
{
"category": "self",
"summary": "Human-readable advisory.",
"url": "https://security.nozominetworks.com/NN-2025:14-01"
}
],
"remediations": [
{
"category": "mitigation",
"details": "N/A",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0003"
]
},
{
"category": "vendor_fix",
"details": "Upgrade to v25.5.0 or later.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0003"
]
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 6.1,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
"version": "3.1"
},
"products": [
"CSAFPID-0001",
"CSAFPID-0003"
]
}
],
"threats": [
{
"category": "impact",
"details": "An unauthenticated attacker can send specially crafted network packets to inject HTML tags into asset attributes. When a victim views the affected assets in the Asset List (and similar functions), the injected HTML renders in their browser, enabling phishing and possibly open redirect attacks. Full XSS exploitation and direct information disclosure are prevented by the existing input validation and Content Security Policy configuration."
}
],
"title": "HTML injection in Asset List in Guardian/CMC before 25.5.0"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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