What is CVE-2025-28037?

CVE-2025-28037 is a critical-severity vulnerability in Totolink A810r, classified under OS Command Injection. CVSS score: 9.8/10. Published 2025-04-22.

How severe is CVE-2025-28037?

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

Is CVE-2025-28037 known to be exploited?

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

RCE in Totolink A810r

CVE-2025-28037

TOTOLINK A810R V4.1.2cu.5182_B20201026 and A950RG V4.1.2cu.5161_B20200903 were found to contain a pre-auth remote command execution vulnerability in the setDiagnosisCfg function through the ipDomain parameter.

Vulnerability class: Command Injection (OS Command Injection)

Published 2025-04-22 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.012 (67.1th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 67.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.012 · change: +0.001

Affected products

Totolink A810r
Totolink A810r Firmware — versions 4.1.2cu.5182_b20201026
Totolink A950rg
Totolink A950rg Firmware — versions 4.1.2cu.5182_b20201026

Weakness classification (CWE)

CWE-78 — OS Command Injection

Public proof-of-concept exploits

Lunax0/CVE_

References

locrian-lightning-dc7.notion.site/RCE3-1ad8e5e2b1a280e192e8cff9fef896cc (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2025-28037?: CVE-2025-28037 is a critical-severity vulnerability in Totolink A810r, classified under OS Command Injection. CVSS score: 9.8/10. Published 2025-04-22.
How severe is CVE-2025-28037?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2025-28037 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.