{"affected":[{"product":"A950RG","source":"CNA: VulDB","vendor":"TOTOLINK","versions":[{"status":"affected","version":"4.1.2cu.5268_B20221104"}]}],"cveId":"CVE-2026-121597","cwes":["CWE-121","CWE-119"],"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.","epss":null,"exploits":[{"kind":"exploit","source":"CNA: VulDB","url":"https://gist.github.com/H3rmesk1t/49d6ccded59379651568e0bdc6b5624c"}],"kev":null,"metrics":[{"score":9.4,"severity":"critical","source":"CNA: VulDB","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","version":"4.0"},{"score":9.9,"severity":"critical","source":"CNA: VulDB","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","version":"3.1"},{"score":9.9,"severity":"critical","source":"CNA: VulDB","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","version":"3.0"},{"score":9,"severity":"critical","source":"CNA: VulDB","vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR","version":"2.0"}],"modifiedAt":1793750430063,"publishedAt":1793750430063,"references":[{"source":"CNA: VulDB","tags":["vdb-entry","technical-description"],"url":"https://vuldb.com/vuln/430439"},{"source":"CNA: VulDB","tags":["signature","permissions-required"],"url":"https://vuldb.com/vuln/430439/cti"},{"source":"CNA: VulDB","tags":["third-party-advisory"],"url":"https://vuldb.com/cve/CVE-2026-121597"},{"source":"CNA: VulDB","tags":["third-party-advisory"],"url":"https://vuldb.com/submit/1022558"},{"source":"CNA: VulDB","tags":["exploit"],"url":"https://gist.github.com/H3rmesk1t/49d6ccded59379651568e0bdc6b5624c"},{"source":"CNA: VulDB","tags":["broken-link","product"],"url":"https://www.totolink.net/"}],"remediation":[],"revision":"a94ed66efca91b911a101766e82658ea0d079aeaf9a7ea255630757c1d4e290a","sources":[{"modifiedAt":1793750430063,"name":"CNA: VulDB","retrievedAt":1793754649053,"url":"https://www.cve.org/CVERecord?id=CVE-2026-121597"}],"ssvc":null,"status":"published","title":"TOTOLINK A950RG Easy Setup Wizard cstecgi.cgi setAppEasyWizardConfig stack-based overflow","updatedAt":1793754649053}