CVE-2025-52692

E9450 Sg Firmware vulnerability

CVSS

8.8

EPSS

5.9%

EPSS pct

92th

Exploited

No known

Successful exploitation of the vulnerability could allow an attacker with local network access to send a specially crafted URL to access certain administration functions without login credentials.

Affected vendor

Linksys

Affected product

E9450 Sg Firmware

CVSS vector

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

Weakness type (CWE)

CWE-306 — Missing Authentication for Critical Function

Published

2025-12-19

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable from an adjacent network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 5.9% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 92% of all scored CVEs.

Check your external exposure to CVE-2025-52692

Confirm whether Linksys E9450 Sg Firmware is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2025-52692.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2025-52692

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