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HIGH

CVE-2025-8136

TOTOLINK A702R HTTP POST Request formFilter buffer overflow

CVSS v3

8.8

HIGH

EPSS Score

1.1 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

poc

SSVC status

Description

A vulnerability, which was classified as critical, was found in TOTOLINK A702R 4.0.0-B20230721.1521. Affected is an unknown function of the file /boafrm/formFilter of the component HTTP POST Request Handler. The manipulation of the argument ip6addr leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Technical details

Published
2025-07-25
Last Modified
2025-07-28

Frequently asked questions

What is CVE-2025-8136?

A vulnerability, which was classified as critical, was found in TOTOLINK A702R 4.0.0-B20230721.1521. Affected is an unknown function of the file /boafrm/formFilter of the component HTTP POST Request Handler. The manipulation of the argument ip6addr leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Is CVE-2025-8136 actively exploited?

A proof-of-concept exploit exists for CVE-2025-8136, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2025-8136?

CVE-2025-8136 has a CVSS v3 base score of 8.8 (HIGH severity).

Is CVE-2025-8136 affecting your environment?

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