CVE-2025-8136

Name: CVE-2025-8136
Creator: NVD / NIST
Published: 2025-07-25T07:15:28.083+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.4/10EPSS 0.98%

Last modified Jun 17, 2026

CVE-2025-8136 is a high-severity vulnerability rated 7.4/10 on the CVSS scale. 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. EPSS estimates a 0.98% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS 4.0

7.4/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.98%

57.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Totolink	A702r Firmware	4.0.0-b20230721.1521

References

https://github.com/panda666-888/vuls/blob/main/totolink/a702r/formFilter.mdExploit, Third Party Advisory
https://vuldb.com/?ctiid.317532Permissions Required, VDB Entry
https://vuldb.com/?id.317532Third Party Advisory, VDB Entry
https://vuldb.com/?submit.620482Third Party Advisory, VDB Entry
https://www.totolink.net/Product

Timeline

Published: Jul 25, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-8136?

How severe is CVE-2025-8136?

CVE-2025-8136 has a CVSS score of 7.4/10 (HIGH severity). The EPSS model estimates a 0.98% probability of exploitation in the next 30 days.

How do I fix CVE-2025-8136?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-8136?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST