CVE-2025-28020: TOTOLINK A800R V4.1.2cu.5137_B20200730 was found to contain a buffer overflow vulnerability in downloadFile.cgi through the v25 parameter.

PriorityP343high7.3CVSS 3.1

AVNACLPRNUINSUCLILAL

EPSS

0.35%

27.3th percentile

TOTOLINK A800R V4.1.2cu.5137_B20200730 was found to contain a buffer overflow vulnerability in downloadFile.cgi through the v25 parameter.

Affected

1 ranges

Vendor	Product	Version range	Fixed in
totolink	a800r_firmware	—	—

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.