{"affected":[{"defaultStatus":"unaffected","product":"Zenitel Connect","source":"CNA: Zenitel","vendor":"Zenitel","versions":[{"lessThan":"1.11.0","status":"affected","version":"0","versionType":"semver"}]}],"cveId":"CVE-2026-105671","cwes":["CWE-204"],"description":"The login flow in Zenitel Connect before 1.11.0 returns different error responses depending on whether a submitted username exists, which allows remote attackers to enumerate valid user accounts via crafted login requests.","epss":null,"exploits":[],"kev":null,"metrics":[{"score":6.9,"severity":"medium","source":"CNA: Zenitel","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0"},{"score":6.9,"severity":"medium","source":"NVD: cf9c5165-6fe5-4ec0-b5f1-404f1df30a4e","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","version":"4.0"}],"modifiedAt":1794600287622,"publishedAt":1794584248294,"references":[{"source":"CNA: Zenitel","tags":[],"url":"https://www.zenitel.com/sites/default/files/2026-11/A100K12404-Zenitel-Security-Advisory.pdf"},{"source":"cf9c5165-6fe5-4ec0-b5f1-404f1df30a4e","tags":[],"url":"https://www.zenitel.com/sites/default/files/2026-11/A100K12404-Zenitel-Security-Advisory.pdf"}],"remediation":[{"kind":"fix","source":"CNA: Zenitel","text":"Upgrade to version 1.11.0"}],"revision":"5acf8e74f1e2d3715e0dac19fabaa4fc05d3cd106bb4566f463ac8e9d7754afd","sources":[{"modifiedAt":1794600287622,"name":"CNA: Zenitel","retrievedAt":1794604104581,"url":"https://www.cve.org/CVERecord?id=CVE-2026-105671"},{"modifiedAt":1794586643350,"name":"NVD","retrievedAt":1794594105593,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-105671"}],"ssvc":{"assessedAt":1794599588383,"automatable":"yes","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"Zenitel Connect login allows username enumeration via verbose error responses","updatedAt":1794604104581}