# CVE-2026-5363

> Vulnerability · severity: **HIGH** (CVSS 8.8).

## Description

Inadequate Encryption Strength vulnerability in TP-Link Archer C7 v5 and v5.8 (uhttpd modules) allows Password Recovery Exploitation. The web interface encrypts the admin password client-side using RSA-1024 before sending it to the router during login. 
An adjacent attacker with the ability to intercept network traffic could potentially perform a brute-force or factorization attack against the 1024-bit RSA key to recover the plaintext administrator password, leading to unauthorized access and compromise of the device configuration.  This issue affects Archer C7: through Build 20220715.

## Key facts

- **CVE ID:** CVE-2026-5363
- **Published:** 2026-04-16
- **CVSS severity:** HIGH
- **CVSS base score:** 8.8
- **CWE codes:** CWE-326

## Affected products

- `tp-link:archer_c7_firmware`
- `tp-link:archer_c7`

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-5363

## Citation

> AI Analytics. CVE-2026-5363. Retrieved 2026-07-23 from https://api.ai-analytics.org/cve/CVE-2026-5363. Derived from NIST NVD. Licensed CC0.

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