How severe is CVE-2025-65202?

CVE-2025-65202 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-65202 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-65202?

CVE-2025-65202 affects Trendnet Tew-657brm Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-65202?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-65202 have an EU (EUVD) identifier?

Yes. CVE-2025-65202 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-199764.

When was CVE-2025-65202 published?

CVE-2025-65202 was published on 2025-11-26 and last updated on 2026-06-17.

CVE-2025-65202

CVE-2025-65202 is a high-severity vulnerability in Trendnet Tew-657brm Firmware with a CVSS 3.x base score of 8.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: High (CVSS 3.x base score 8.0)
EPSS exploit prediction: 7% (94th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-199764
Weakness: CWE-78
Affected product: Trendnet Tew-657brm Firmware
Published: 2025-11-26
Last modified: 2026-06-17

Description

TRENDnet TEW-657BRM 1.00.1 has an authenticated remote OS command injection vulnerability in the setup.cgi binary, exploitable via the HTTP parameters "command", "todo", and "next_file," which allows an attacker to execute arbitrary commands with root privileges.

Frequently asked questions

What is CVE-2025-65202?: TRENDnet TEW-657BRM 1.00.1 has an authenticated remote OS command injection vulnerability in the setup.cgi binary, exploitable via the HTTP parameters "command", "todo", and "next_file," which allows an attacker to execute arbitrary commands with root privileges.
How severe is CVE-2025-65202?: CVE-2025-65202 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-65202 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-65202?: CVE-2025-65202 affects Trendnet Tew-657brm Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-65202?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-65202 have an EU (EUVD) identifier?: Yes. CVE-2025-65202 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-199764.
When was CVE-2025-65202 published?: CVE-2025-65202 was published on 2025-11-26 and last updated on 2026-06-17.

References

https://github.com/WhereisRain/TEW-657BRM

Affected products (1)

cpe:2.3:o:trendnet:tew-657brm_firmware:1.00.1:*:*:*:*:*:*:*

More vulnerabilities in Trendnet Tew-657brm Firmware

CVE-2026-5350 — High (CVSS 8.8): A security flaw has been discovered in Trendnet TEW-657BRM 1.00.1. The impacted element is the function update_pcdb of…
CVE-2026-5349 — High (CVSS 8.8): A vulnerability was identified in Trendnet TEW-657BRM 1.00.1. The affected element is the function add_apcdb of the…
CVE-2026-5355 — Medium (CVSS 6.3): A vulnerability has been found in Trendnet TEW-657BRM 1.00.1. Affected by this issue is the function vpn_drop of the…
CVE-2026-5354 — Medium (CVSS 6.3): A flaw has been found in Trendnet TEW-657BRM 1.00.1. Affected by this vulnerability is the function vpn_connect of the…
CVE-2026-5353 — Medium (CVSS 6.3): A vulnerability was detected in Trendnet TEW-657BRM 1.00.1. Affected is the function ping_test of the file /setup.cgi.…
CVE-2026-5352 — Medium (CVSS 6.3): A security vulnerability has been detected in Trendnet TEW-657BRM 1.00.1. This impacts the function Edit of the file…

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