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Vulnerabilities

Vulnerability · CVE-2025-6401

A vulnerability was found in TOTOLINK N300RH 6.1c.1390_B20191101.

Published Jun 21, 2025 · catalog updated Jun 23, 2025 · Totolink N300RH

Last checked Oct 28, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-6401. EPSS is 0.49%. Act only if a listed version of Totolink N300RH is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium5.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.49%
Remediation
Vendor / distro source
Affected products
vendor Totolink N300RH 6.1c.1390_B20191101

A vulnerability was found in TOTOLINK N300RH 6.1c.1390_B20191101. It has been classified as problematic. This affects an unknown part of the file /boafrm/formFilter of the component HTTP POST Message Handler. The manipulation of the argument url leads to denial of service. The exploit has been disclosed to the public and may be used.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Totolink N300RH 6.1c.1390_B201911016.1c.1390_B20191101

How to fix CVE-2025-6401

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-6401. EPSS is 0.49%. Act only if a listed version of Totolink N300RH is installed.

Which versions are affected?

Compare what you have installed with Totolink N300RH 6.1c.1390_B20191101 6.1c.1390_B20191101. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.49%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 21, 2025 · EUVD

    Detected

    A vulnerability was found in TOTOLINK N300RH 6.1c.1390_B20191101. It has been classified as problematic. This affects an unknown part of the file /boafrm/formFilter of the component HTTP POST Message Handler. The manipulation of the argument url leads to denial of service. The exploit has been disclosed to the public and may be used.

  2. Jun 23, 2025 · EUVD

    Updated

    A vulnerability was found in TOTOLINK N300RH 6.1c.1390_B20191101. It has been classified as problematic. This affects an unknown part of the file /boafrm/formFilter of the component HTTP POST Message Handler. The manipulation of the argument url leads to denial of service. The exploit has been disclosed to the public and may be used.

Sources

  • CVE.orgVulnerability recordCVE-2025-6401

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-6401

    30-day exploitation probability 0.49%

    first.org
  • EUVDVulnerability recordEUVD-2025-18807

    A vulnerability was found in TOTOLINK N300RH 6.1c.1390_B20191101. It has been classified as problematic. This affects an unknown part of the file /boafrm/formFilter of the component HTTP POST Message Handler. The manipulation of the argument url leads to denial of service. The ex

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 28, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 28, 2026
  • CVE.orgOct 21, 2026
  • EUVDOct 20, 2026