Resource exhaustion in N/a

CVE-2025-55631

Reolink Smart 2K+ Plug-in Wi-Fi Video Doorbell with Chime - firmware v3.0.0.4662_2503122283 was discovered to manage users' sessions system wide instead of an account-by-account basis, potentially leading to a Denial of Service (DoS) via resource exhaustion. NOTE: the Supplier reports that the system-wide limit is intentional.

Vulnerability class: DoS (Denial of Service)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.001 (2.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 2.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-55631: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-55631?
CVE-2025-55631 is a medium-severity vulnerability in N/a, classified under Uncontrolled Resource Consumption. CVSS score: 4.0/10. Published 2025-08-22.
How severe is CVE-2025-55631?
Medium severity. CVSS v3 base score is 4.0 out of 10.
Is CVE-2025-55631 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.