{"id":"CVE-2026-121597","published":"2026-11-04T00:17:27.410","lastModified":"2026-11-04T00:17:27.583","description":"A weakness has been identified in TOTOLINK A950RG 4.1.2cu.5268_B20221104. This affects the function setAppEasyWizardConfig of the file /cgi-bin/cstecgi.cgi of the component Easy Setup Wizard Handler. Executing a manipulation of the argument functionType can lead to stack-based buffer overflow. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.","cvssScore":9.9,"cvssSeverity":"CRITICAL","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","cwes":["CWE-119","CWE-121"],"vendors":[],"products":[],"references":[{"url":"https://gist.github.com/H3rmesk1t/49d6ccded59379651568e0bdc6b5624c","tags":[]},{"url":"https://vuldb.com/cve/CVE-2026-121597","tags":[]},{"url":"https://vuldb.com/submit/1022558","tags":[]},{"url":"https://vuldb.com/vuln/430439","tags":[]},{"url":"https://vuldb.com/vuln/430439/cti","tags":[]},{"url":"https://www.totolink.net/","tags":[]}],"exploitRefs":[{"url":"https://gist.github.com/H3rmesk1t/49d6ccded59379651568e0bdc6b5624c","tags":[]}],"hasPoc":true,"ai":null}