CVE-2026-27849 (GCVE-0-2026-27849)
Vulnerability from cvelistv5 – Published: 2026-02-25 16:20 – Updated: 2026-02-25 16:20
VLAI?
Title
Missing neutralization in Linksys MR9600, Linksys MX4200
Summary
Due to missing neutralization of special elements, OS commands can be injected via the update functionality of a TLS-SRP connection, which is normally used for configuring devices inside the mesh network.
This issue affects MR9600: 1.0.4.205530; MX4200: 1.0.13.210200.
Severity ?
No CVSS data available.
CWE
- CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Assigner
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
Impacted products
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "affected",
"product": "MR9600",
"vendor": "Linksys",
"versions": [
{
"status": "affected",
"version": "1.0.4.205530"
}
]
},
{
"defaultStatus": "unaffected",
"product": "MX4200",
"vendor": "Linksys",
"versions": [
{
"status": "affected",
"version": "1.0.13.210200"
}
]
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
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"base64": false,
"type": "text/html",
"value": "Due to missing neutralization of special elements, OS commands can be injected via the update functionality of a TLS-SRP connection, which is normally used for configuring devices inside the mesh network.\u003cbr\u003e\u003cp\u003eThis issue affects MR9600: 1.0.4.205530; MX4200: 1.0.13.210200.\u003c/p\u003e"
}
],
"value": "Due to missing neutralization of special elements, OS commands can be injected via the update functionality of a TLS-SRP connection, which is normally used for configuring devices inside the mesh network.\nThis issue affects MR9600: 1.0.4.205530; MX4200: 1.0.13.210200."
}
],
"impacts": [
{
"capecId": "CAPEC-88",
"descriptions": [
{
"lang": "en",
"value": "CAPEC-88 OS Command Injection"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-78",
"description": "CWE-78 Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-02-25T16:20:25.395Z",
"orgId": "a6d3dc9e-0591-4a13-bce7-0f5b31ff6158",
"shortName": "ENISA"
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"references": [
{
"tags": [
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"technical-description"
],
"url": "https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2025-011.txt"
}
],
"source": {
"discovery": "UNKNOWN"
},
"title": "Missing neutralization in Linksys MR9600, Linksys MX4200",
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"cveId": "CVE-2026-27849",
"datePublished": "2026-02-25T16:20:25.395Z",
"dateReserved": "2026-02-24T07:07:48.974Z",
"dateUpdated": "2026-02-25T16:20:25.395Z",
"state": "PUBLISHED"
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}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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