CVE-2025-29229Network attack vector

Unauthenticated command execution via ddnsStatus

Published Dec 23, 2025 · Updated Dec 23, 2025

Command injection in Linksys E5600 firmware 1.1.0.26 allows remote attackers to execute operating-system commands via ddnsStatus. The public record names ddnsStatus as the vulnerable function, but its sole technical reference is unavailable and no input parameter or command-construction error is disclosed. No authentication or user interaction is required; injected commands permit reading or altering data and interrupting services.

CVSS severity9.8
Critical
EPSS probability1.29%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Command injection in Linksys E5600 firmware 1.1.0.26 allows remote attackers to execute operating-system commands via ddnsStatus. The public record names ddnsStatus as the vulnerable function, but its sole technical reference is unavailable and no input parameter or command-construction error is disclosed. No authentication or user interaction is required; injected commands permit reading or altering data and interrupting services.

The record

CVE
CVE-2025-29229
Published
Dec 23, 2025
Updated
Dec 23, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-77, T1059
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 23, 2025CVE publishedPublication date reported by the CVE source.
  2. Dec 23, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

9.8CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')
T1059Command and Scripting Interpreter

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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