CVE-2025-8138: TOTOLINK A702R HTTP POST Request formOneKeyAccessButton buffer overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 11.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-07-25 · updated 2026-06-17
Weakness: CWE-119

Description

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

Affected products

TOTOLINK A702R: 4.0.0-b20230721.1521

References

https://github.com/panda666-888/vuls/blob/main/totolink/a702r/formOneKeyAccessButton.md
https://vuldb.com/?ctiid.317534
https://vuldb.com/?id.317534
https://vuldb.com/?submit.620484
https://www.totolink.net/

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