Vulnerability in Totolink A7000r
CVE-2025-51452
In TOTOLINK A7000R firmware 9.1.0u.6115_B20201022, an attacker can bypass login by sending a specific request through formLoginAuth.htm.
Published · last modified .
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: 0.004 (30.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 30.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
- Totolink A7000r
- Totolink A7000r Firmware — versions 9.1.0u.6115_b20201022
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.totolink.net/home/menu/detail/menu_listtpl/download/id/171/ids/36.html (Product)
- a7000rfirmware.com (Broken Link)
- gist.github.com/lin-3-start/5b20f6fbe3aa0c3fc75f320cd589182a (Third Party Advisory)
Frequently asked questions
- What is CVE-2025-51452?
- CVE-2025-51452 is a critical-severity vulnerability in Totolink A7000r, classified under Authentication Bypass Using an Alternate Path or Channel. CVSS score: 9.8/10. Published 2025-08-13.
- How severe is CVE-2025-51452?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2025-51452 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.