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Vulnerabilities

Vulnerability · CVE-2025-6825

A vulnerability classified as critical was found in TOTOLINK A702R up to 4.0.0-B20230721.1521.

Published Jun 28, 2025 · catalog updated Jun 30, 2025 · Totolink A702R

Check if you run it

No confirmed exploitation is on record for CVE-2025-6825. EPSS is 0.99%. Act only if a listed version of Totolink A702R is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.7
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.99%
Remediation
Vendor / distro source
Affected products
vendor Totolink A702R 4.0.0-B20230721.1521

A vulnerability classified as critical was found in TOTOLINK A702R up to 4.0.0-B20230721.1521. Affected by this vulnerability is an unknown functionality of the file /boafrm/formWlSiteSurvey of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack can be launched remotely. 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 A702R 4.0.0-B20230721.15214.0.0-B20230721.1521

How to fix CVE-2025-6825

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-2025-6825. EPSS is 0.99%. Act only if a listed version of Totolink A702R is installed.

Which versions are affected?

Compare what you have installed with Totolink A702R 4.0.0-B20230721.1521 4.0.0-B20230721.1521. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.99%. 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 28, 2025 · EUVD

    Detected

    A vulnerability classified as critical was found in TOTOLINK A702R up to 4.0.0-B20230721.1521. Affected by this vulnerability is an unknown functionality of the file /boafrm/formWlSiteSurvey of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be us

  2. Jun 30, 2025 · EUVD

    Updated

    A vulnerability classified as critical was found in TOTOLINK A702R up to 4.0.0-B20230721.1521. Affected by this vulnerability is an unknown functionality of the file /boafrm/formWlSiteSurvey of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be us

Sources

  • CVE.orgVulnerability recordCVE-2025-6825

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-6825

    30-day exploitation probability 0.99%

    first.org
  • EUVDVulnerability recordEUVD-2025-19459

    A vulnerability classified as critical was found in TOTOLINK A702R up to 4.0.0-B20230721.1521. Affected by this vulnerability is an unknown functionality of the file /boafrm/formWlSiteSurvey of the component HTTP POST Request Handler. The manipulation of the argument submit-url l

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 23, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.