{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/42614?format=json","vulnerability_id":"VCID-wy6n-be35-13ad","summary":"Zulip server provides an open-source team chat that helps teams stay productive and focused. Zulip Server 7.0 and above are vulnerable to an information disclose attack, where, if a Zulip server is hosting multiple organizations, an unauthenticated user can make a request and determine if an email address is in use by a user. Zulip Server 9.4 resolves the issue, as does the `main` branch of Zulip Server. Users are advised to upgrade. There are no known workarounds for this issue.","aliases":[{"alias":"CVE-2024-56136"}],"fixed_packages":[],"affected_packages":[],"references":[{"reference_url":"https://github.com/zulip/zulip/commit/c6334a765b1e6d71760e4a3b32ae5b8367f2ed4d","reference_id":"c6334a765b1e6d71760e4a3b32ae5b8367f2ed4d","reference_type":"","scores":[{"value":"6.9","scoring_system":"cvssv4","scoring_elements":"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"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2025-01-16T19:50:30Z/"}],"url":"https://github.com/zulip/zulip/commit/c6334a765b1e6d71760e4a3b32ae5b8367f2ed4d"},{"reference_url":"https://github.com/zulip/zulip/security/advisories/GHSA-5xg8-xhfj-4hm6","reference_id":"GHSA-5xg8-xhfj-4hm6","reference_type":"","scores":[{"value":"6.9","scoring_system":"cvssv4","scoring_elements":"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"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2025-01-16T19:50:30Z/"}],"url":"https://github.com/zulip/zulip/security/advisories/GHSA-5xg8-xhfj-4hm6"}],"weaknesses":[{"cwe_id":200,"name":"Exposure of Sensitive Information to an Unauthorized Actor","description":"The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information."}],"exploits":[],"severity_range_score":"6.9 - 6.9","exploitability":null,"weighted_severity":null,"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-wy6n-be35-13ad"}