What is CVE-2025-46060?

CVE-2025-46060 is a critical-severity vulnerability in Totolink N600r, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2025-06-13.

How severe is CVE-2025-46060?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2025-46060 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Totolink N600r

CVE-2025-46060

Buffer Overflow vulnerability in TOTOLINK N600R v4.3.0cu.7866_B2022506 allows a remote attacker to execute arbitrary code via the UPLOAD_FILENAME component

Vulnerability class: Buffer Overflow

EPSS: 0.010 (57.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Totolink N600r
Totolink N600r_firmware — versions 4.3.0cu.7866_b2022506
N/a — versions n/a

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

cve@mitre.org (Product)
cve@mitre.org (Exploit, Third Party Advisory)
cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2025-46060?: CVE-2025-46060 is a critical-severity vulnerability in Totolink N600r, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2025-06-13.
How severe is CVE-2025-46060?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2025-46060 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.