What is CVE-2024-40495?

CVE-2024-40495 is a high-severity vulnerability in Linksys E2500, classified under Code Injection. CVSS score: 8.0/10. Published 2024-07-24.

How severe is CVE-2024-40495?

High severity. CVSS v3 base score is 8.0 out of 10.

RCE in Linksys E2500

CVE-2024-40495

A vulnerability was discovered in Linksys Router E2500 with firmware 2.0.00, allows authenticated attackers to execute arbitrary code via the hnd_parentalctrl_unblock function.

Vulnerability class: RCE (Remote Code Execution)

Published 2024-07-24 · last modified 2026-07-09.

CVSS v3 metric

CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.008 (53.5th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 53.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Linksys E2500
Linksys E2500 Firmware — versions 2.0.00

Weakness classification (CWE)

CWE-94 — Code Injection

References

af854a3a-2127-422b-91ae-364da2661108 (Product)
af854a3a-2127-422b-91ae-364da2661108 (Broken Link, Not Applicable)
github.com/iotaMing/IOT-CVE/blob/master/Linksys/CVE-2024-40495/CVE-2024-40495.p… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2024-40495?: CVE-2024-40495 is a high-severity vulnerability in Linksys E2500, classified under Code Injection. CVSS score: 8.0/10. Published 2024-07-24.
How severe is CVE-2024-40495?: High severity. CVSS v3 base score is 8.0 out of 10.