CVE-2025-8139

7.4 highEPSS 1.2%

High (7.4) in totolink a702r firmware. EPSS 1.2% chance of exploitation in the next 30 days.

A vulnerability was found in TOTOLINK A702R 4.0.0-B20230721.1521. It has been classified as critical. This affects an unknown part of the file /boafrm/formPortFw of the component HTTP POST Request Handler. The manipulation of the argument service_type leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Severity

CVSS 4.0

7.4 high

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

CVSS 3.1

8.8 high

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

EPSS: 1.2% chance of exploitation in the next 30 days; higher than 68% of CVEs (scores of 2026-10-31)
CWEs: CWE-119, CWE-120
Published: 2025-07-25
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

totolink:a702r_firmware

References

https://github.com/panda666-888/vuls/blob/main/totolink/a702r/formPortFw.md
https://vuldb.com/?ctiid.317535
https://vuldb.com/?id.317535
https://vuldb.com/?submit.620485
https://www.totolink.net/

Check your stack JSON