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Vulnerability record · CVE-2024-21821 · published 11 January 2024

CVE-2024-21821: Tp-link archer ax3000 firmware os command injection vulnerability

Tp Link · Archer Ax3000 Firmware

Multiple TP-LINK products allow a network-adjacent authenticated attacker with access to the product from the LAN port or Wi-Fi to execute arbitrary OS commands.

8.0 CVSS 3.1 High EPSS 0.45% · top 63.7% CWE-78 · OS command injection
8.0CVSS 3.1 base score
0.45%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
10References
17 Jun 2026Last modified by NVD

Description

Multiple TP-LINK products allow a network-adjacent authenticated attacker with access to the product from the LAN port or Wi-Fi to execute arbitrary OS commands.

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

Affected products

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

References

LinkTags
https://jvn.jp/en/vu/JVNVU91401812/ Third Party Advisory
https://www.tp-link.com/jp/support/download/archer-air-r5/v1/#Firmware
https://www.tp-link.com/jp/support/download/archer-ax3000/#Firmware Product
https://www.tp-link.com/jp/support/download/archer-ax5400/#Firmware Product
https://www.tp-link.com/jp/support/download/archer-axe75/#Firmware Product
https://jvn.jp/en/vu/JVNVU91401812/ Third Party Advisory
https://www.tp-link.com/jp/support/download/archer-air-r5/v1/#Firmware
https://www.tp-link.com/jp/support/download/archer-ax3000/#Firmware Product
https://www.tp-link.com/jp/support/download/archer-ax5400/#Firmware Product
https://www.tp-link.com/jp/support/download/archer-axe75/#Firmware Product

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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-2024-21821), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.