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Vulnerability record · CVE-2024-40495 · published 24 July 2024

CVE-2024-40495: Linksys e2500 firmware code injection vulnerability

Linksys · E2500 Firmware

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.

8.0 CVSS 3.1 High EPSS 0.76% · top 46.5% CWE-94 · Code injection
8.0CVSS 3.1 base score
0.76%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
9 Jul 2026Last modified by NVD

Description

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/iotaMing/IOT-CVE/blob/master/Linksys/CVE-2024-40495/CVE-2024-40495.pdf ExploitThird Party Advisory
https://github.com/iotaMing/IOT-CVE/blob/master/Linksys/CVE-2024-40495/CVE-2024-40495.pdf ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2024-40495), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.