CVE-2026-121598
criticalA security vulnerability has been detected in TOTOLINK A950RG 4.1.2cu.5268_B20221104.
A security vulnerability has been detected in TOTOLINK A950RG 4.1.2cu.5268_B20221104. This impacts the function strcpy of the file /cgi-bin/cstecgi.cgi of the component Basic Wireless Configuration Handler. The manipulation of the argument wepkey leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used.
CVSS
9.9
9.9 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (cna@vuldb.com)
Timeline (UTC)
Published: 2026-11-04 01:17
Modified: 2026-11-04 19:17
NVD status: Deferred
Last synced 6 hours ago
Verified against the source API 2026-11-04 19:35 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://gist.github.com/H3rmesk1t/e283a4f3224cbd0a57d4392de60bd2c6 cna@vuldb.com
- https://vuldb.com/cve/CVE-2026-121598 cna@vuldb.com
- https://vuldb.com/submit/1022559 cna@vuldb.com
- https://vuldb.com/vuln/430440 cna@vuldb.com
- https://vuldb.com/vuln/430440/cti cna@vuldb.com
- https://www.totolink.net/ cna@vuldb.com
Data sources
NVD CVE API 2.0 — fetched 2026-11-04 19:35 UTC · record ↗