{"id":"CVE-2020-12637","details":"Zulip Desktop before 5.2.0 has Missing SSL Certificate Validation because all validation was inadvertently disabled during an attempt to recognize the ignoreCerts option.","modified":"2026-07-08T20:58:11.514397Z","published":"2020-05-09T17:15:11.613Z","references":[{"type":"ADVISORY","url":"https://blog.zulip.org/2020/05/06/zulip-desktop-5-2-0-security-release/"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/zulip/zulip-desktop","events":[{"introduced":"3dade768a750a9d0c08763ec6d9f347040f6807f"},{"fixed":"e03de261371bb25432a404d3fb37a3723b6f9ad8"}],"database_specific":{"source":"CPE_RANGE","cpe":"cpe:2.3:a:zulipchat:zulip_desktop:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0.5.10"},{"fixed":"5.2.0"}]}}],"versions":["v5.1.0","v5.0.0","v4.0.2-beta","v4.0.0","v3.1.0-beta","v3.0.0","v2.5.0-beta","v2.5.0","v2.3.82","v2.3.8","v2.3.7-beta","v2.3.6","v2.3.5","v2.3.4-beta","v2.3.3","v2.3.2","v2.2.0-beta","v2.0.0","v1.9.0","v1.8.2","v1.8.1","v1.7.0","v1.6.0-beta","v1.5.0","v1.4.0","v1.3.0-beta","v1.2.0-beta","v1.1.0-beta","v1.0.0-beta","v1.0.0","v0.5.10"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-12637.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}