CVE-2026-30818
8.0 · HIGHOverview
CVE-2026-30818 is a high-severity vulnerability affecting tp-link archer_ax53_firmware. It was published on April 8, 2026 and has a CVSS 3.1 base score of 8.0 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.0, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
An OS command injection vulnerability in the dnsmasq module of TP-Link Archer AX53 v1.0 allows an authenticated adjacent attacker to execute arbitrary code when a specially crafted configuration file is processed due to insufficient input validation. Successful exploitation may allow the attacker to modify device configuration, access sensitive information, or further compromise system integrity.
This issue affects AX53 v1.0: before 1.7.1 Build 20260213.
Remediation
Check the references section for vendor advisories and patches from tp-link. Update archer_ax53_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| tp-link | archer_ax53_firmware | >= 0, < 1.7.1 | Affected |
Frequently Asked Questions
What is CVE-2026-30818?
CVE-2026-30818 is a high-severity vulnerability affecting tp-link archer_ax53_firmware. It was published on April 8, 2026 and has a CVSS 3.1 base score of 8.0 (HIGH).
How severe is CVE-2026-30818?
This vulnerability has a CVSS 3.1 base score of 8.0, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2026-30818?
Check the references section for vendor advisories and patches from tp-link. Update archer_ax53_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-30818?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-30818 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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