CVE-2026-127273
Linksys EA8100 JNAP API IsAdminPasswordDefault missing authentication
Description
A vulnerability has been found in Linksys EA8100 1.0.3.216940. This affects the function GetWANStatus/GetWANStatus3/IsAdminPasswordDefault of the component JNAP API. The manipulation leads to missing authentication. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
INFO
Published Date :
Nov. 12, 2026, 11:15 p.m.
Last Modified :
Nov. 12, 2026, 11:15 p.m.
Remotely Exploit :
No
Source :
VulDB
Affected Products
The following products are affected by CVE-2026-127273
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Apply vendor patches or updates for the Linksys EA8100.
- Restrict access to the JNAP API.
- Change default administrator passwords immediately.
- Monitor network traffic for suspicious activity.
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CVE-2026-127273 vulnerability anywhere in the article.