CVE-2026-121618
Linksys E5600 Factory Quality Control fqc.cgi information disclosure
Description
A weakness has been identified in Linksys E5600 1.1.0.26. This affects an unknown part of the file /cgi-bin/fqc.cgi of the component Factory Quality Control. This manipulation causes information disclosure. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way. This vulnerability only affects products that are no longer supported by the maintainer.
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Linksys | E5600 | 1.1.0.26 |
References
External links from the record. They lead to third-party sites.
- VDB-430466 | Linksys E5600 Factory Quality Control fqc.cgi information disclosure
https://vuldb.com/vuln/430466 - VDB-430466 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/430466/cti - CVE-2026-121618 | CVE Analysis and Report
https://vuldb.com/cve/CVE-2026-121618 - Submit #1023314 | Linksys E5600 1.1.0.26 Information Disclosure (CWE-200)
https://vuldb.com/submit/1023314 - https://github.com/Zimo-666/E5600-cves/tree/main/05-fqc-info-disclosure
- https://www.linksys.com/