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CVE-2026-75494 Cudy TR3000 before 2.5.42 Curl Argument Injection via TR-069 Upload

8.3 highEPSS 0.6%

High (8.3) in shenzhen cudy technology co., ltd. tr3000 1.0. EPSS 0.6% estimated probability of exploitation activity in the next 30 days.

On this page
Cudy TR3000 before 2.5.42 contains an argument injection vulnerability that allows a malicious or compromised ACS to inject curl options through unfiltered Username and Password values in the easycwmpd Upload handler. Attackers can embed whitespace to add options like -o and --url to the root-run curl command, writing attacker-controlled HTTP responses to arbitrary files on the device.

Severity

CVSS 4.0

8.3 high
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

7.4 high
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H
EPSS
0.6% estimated probability of exploitation activity in the next 30 days; 47th percentile. Scored 2026-11-13. A forecast for this CVE across the internet, not for your own systems.
CISA's assessment (SSVC)
Exploitation: none · Automatable: no · Technical impact: partial, assessed 2026-11-13. From CISA's Vulnrichment in the CVE List: whether it is exploited, whether exploiting it can be automated, and how much control it gives.
CWE
CWE-88 Improper Neutralization of Argument Delimiters in a Command (Argument Injection)
OWASP Top 10
A05:2025 Injection
Published
Modified
Assigned by
VulnCheck (CNA)
NVD analysis
Awaiting analysis
Record from
the NVD, synced

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Affected

  • shenzhen cudy technology co., ltd.:tr3000 1.0

Versions

From the CNA's record in the CVE List.

ProductAffected
Shenzhen Cudy Technology Co., Ltd. TR3000 1.0before 2.5.42

Attack patterns (CAPEC)

  • CAPEC-41 Using Meta-characters in E-mail Headers to Inject Malicious Payloads Likelihood: High · Severity: High
  • CAPEC-88 OS Command Injection Likelihood: High · Severity: High
  • CAPEC-137 Parameter Injection Likelihood: Medium · Severity: Medium
  • CAPEC-174 Flash Parameter Injection Likelihood: High · Severity: Medium
  • CAPEC-460 HTTP Parameter Pollution (HPP) Severity: Medium

The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits.

References

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