CVE-2025-45790

9.8 criticalEPSS 0.8%

Critical (9.8) in totolink a3100r firmware. EPSS 0.8% chance of exploitation in the next 30 days.

TOTOLINK A3100R V5.9c.1527 is vulnerable to Buffer Overflow via the priority parameter in the setMacQos interface of /lib/cste_modules/firewall.so.

Severity

9.8 critical

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

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 57% of CVEs (scores of 2026-10-31)
CWEs: CWE-787, CWE-121
Published: 2025-05-08
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19