Quick answers
- Is CVE-2026-79588 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-79588 being exploited in the wild.
- How severe is CVE-2026-79588?
- Medium severity, with a CVSS score of 4.3, published 8 September 2026.
- Which products and versions are affected?
- U-SPEED WIFI4 N300 T1 Pro v1.0.0.
- Is there a fix for CVE-2026-79588?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-79588 attacked?
- It is attacked from the adjacent network, in a network appliance.
- Am I affected by CVE-2026-79588?
- Check whether you run U-SPEED WIFI4 N300 T1 Pro at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
The vulnerability is a cleartext transmission flaw (CWE-319) where the router's HTTP interface sends login credentials without encryption. The attack vector is adjacent network access—an attacker on the same local network segment can passively sniff HTTP traffic to capture authentication credentials. No special privileges or user interaction beyond normal login are required. A successful exploit allows the attacker to read valid administrator credentials and subsequently authenticate to the device for full administrative access. The remediation requires the device to enforce HTTPS with a valid TLS certificate for all sensitive operations.
Affected products
- U-speed WIFI4 N300 T1 Pro v1.0.0
Timeline
- 2026-09-08: disclosed