{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-11T12:48:59.139","vulnerabilities":[{"cve":{"id":"CVE-2024-21630","sourceIdentifier":"security-advisories@github.com","published":"2024-01-25T20:15:40.423","lastModified":"2024-11-21T08:54:45.760","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Zulip is an open-source team collaboration tool. A vulnerability in version 8.0 is similar to CVE-2023-32677, but applies to multi-use invitations, not single-use invitation links as in the prior CVE. Specifically, it applies when the installation has configured non-admins to be able to invite users and create multi-use invitations, and has also configured only admins to be able to invite users to streams. As in CVE-2023-32677, this does not let users invite new users to arbitrary streams, only to streams that the inviter can already see. Version 8.1 fixes this issue. As a workaround, administrators can limit sending of invitations down to users who also have the permission to add users to streams."},{"lang":"es","value":"Zulip es una herramienta de colaboración en equipo de código abierto. Una vulnerabilidad en la versión 8.0 es similar a CVE-2023-32677, pero se aplica a invitaciones de usos múltiples, no a enlaces de invitación de un solo uso como en el CVE anterior. Específicamente, se aplica cuando la instalación ha configurado no administradores para poder invitar a usuarios y crear invitaciones de usos múltiples, y también ha configurado solo administradores para poder invitar a usuarios a transmisiones. Al igual que en CVE-2023-32677, esto no permite a los usuarios invitar a nuevos usuarios a transmisiones arbitrarias, solo a transmisiones que quien invita ya puede ver. La versión 8.1 soluciona este problema. Como workaround, los administradores pueden limitar el envío de invitaciones a los usuarios que también tienen permiso para agregar usuarios a las transmisiones."}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","baseScore":4.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":1.4},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","baseScore":4.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":1.4}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-862"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:zulip:zulip_server:*:*:*:*:*:*:*:*","versionStartIncluding":"1.9.0","versionEndExcluding":"6.2","matchCriteriaId":"5D9282FA-F4D4-4667-ADC6-6A3C7C83BB52"},{"vulnerable":true,"criteria":"cpe:2.3:a:zulip:zulip_server:*:*:*:*:*:*:*:*","versionStartIncluding":"8.0","versionEndExcluding":"8.1","matchCriteriaId":"85FB7719-4DA4-4E4A-B229-6827E35EEF32"}]}]}],"references":[{"url":"https://github.com/zulip/zulip/commit/0df7bd71f32f3b772e2646c6ab0d60c9b610addf","source":"security-advisories@github.com","tags":["Patch"]},{"url":"https://github.com/zulip/zulip/security/advisories/GHSA-87p9-wprh-7rm6","source":"security-advisories@github.com","tags":["Vendor Advisory"]},{"url":"https://github.com/zulip/zulip/security/advisories/GHSA-mrvp-96q6-jpvc","source":"security-advisories@github.com","tags":["Vendor Advisory"]},{"url":"https://zulip.com/help/configure-who-can-invite-to-streams","source":"security-advisories@github.com","tags":["Product"]},{"url":"https://zulip.com/help/restrict-account-creation#change-who-can-send-invitations","source":"security-advisories@github.com","tags":["Product"]},{"url":"https://github.com/zulip/zulip/commit/0df7bd71f32f3b772e2646c6ab0d60c9b610addf","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://github.com/zulip/zulip/security/advisories/GHSA-87p9-wprh-7rm6","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]},{"url":"https://github.com/zulip/zulip/security/advisories/GHSA-mrvp-96q6-jpvc","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]},{"url":"https://zulip.com/help/configure-who-can-invite-to-streams","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Product"]},{"url":"https://zulip.com/help/restrict-account-creation#change-who-can-send-invitations","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Product"]}]}}]}