🔐 CVE Alert

CVE-2026-18330

UNKNOWN 0.0

Hardcoded Shared RSA-1024 Private Key in TP-Link Archer AX55 v4

CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th

A hard-coded cryptographic key vulnerability exists in the web module of TP-Link Archer AX55 v4. A LAN attacker who captures an HTTP login session may use the known shared RSA private key to decrypt the administrator password; the weakened AES session key further reduces the effort required to compromise session confidentiality. Successful exploitation may disclose the administrator password captured from an HTTP login session and compromise session confidentiality.

CWE CWE-321
Vendor tp-link systems inc.
Product archer ax55 v4
Published Sep 3, 2026
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Affected Versions

TP-Link Systems Inc. / Archer AX55 v4
0 < 1.2.1 Build 20260527

References

NVD ↗ CVE.org ↗ EPSS Data ↗
tp-link.com: https://www.tp-link.com/us/support/download/archer-ax55/v4/#Firmware tp-link.com: https://www.tp-link.com/us/support/faq/5279/

Credits

Tianchang Yang and Syed Rafiul Hussain (SyNSec Lab, Penn State University)