{"schema_version":1,"title":"unleash-server (npm) vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 6 vulnerabilities in unleash-server (npm): 4 in the last 7 days and 6 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-77426, was published on 22 September 2026.","url":"https://junglewise.ai/threats/technologies/unleash-server","json_url":"https://junglewise.ai/threats/technologies/unleash-server.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/unleash-server","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":2,"all_time":6,"critical":0,"exploited":0,"last_7_days":4,"last_30_days":4,"last_90_days":6,"last_365_days":6},"latest":[{"cve":"CVE-2026-77426","cvss":4,"epss":0.0048,"slug":"cve-2026-77426-unleash-admin-api-missing-await-on-permission-check-and-cross","title":"Unleash is an open-source feature management platform. Prior to 8.0.3, the Unleash admin API contains five authorization vulnerabilities. PO","severity":"high","exploited":false,"published_at":"2026-09-22T21:17:32.327+00:00","url":"https://junglewise.ai/threats/cve-2026-77426-unleash-admin-api-missing-await-on-permission-check-and-cross"},{"cve":"CVE-2026-77425","cvss":4.3,"epss":0.0023,"slug":"cve-2026-77425-unleash-authorization-bypass-in-strategy-reordering","title":"Unleash is an open-source feature management platform. Prior to 8.0.3, POST /api/admin/projects/:projectId/features/:featureName/environment","severity":"medium","exploited":false,"published_at":"2026-09-22T21:17:32.177+00:00","url":"https://junglewise.ai/threats/cve-2026-77425-unleash-authorization-bypass-in-strategy-reordering"},{"cve":"CVE-2026-76910","cvss":4,"epss":0.003,"slug":"cve-2026-76910-unleash-feature-toggle-authorization-bypass-in-clone-endpoint","title":"Unleash is an open-source feature management platform. Prior to 8.0.3, cloneFeatureToggle and POST /api/admin/projects/:projectId/features/","severity":"medium","exploited":false,"published_at":"2026-09-22T21:17:32.037+00:00","url":"https://junglewise.ai/threats/cve-2026-76910-unleash-feature-toggle-authorization-bypass-in-clone-endpoint"},{"cve":"CVE-2026-76909","cvss":4,"epss":0.0027,"slug":"cve-2026-76909-unleash-change-request-approval-email-html-injection","title":"Unleash is an open-source feature management platform. Prior to 8.0.3, the change-request approval email template at src/mailtemplates/reque","severity":"medium","exploited":false,"published_at":"2026-09-22T21:17:31.88+00:00","url":"https://junglewise.ai/threats/cve-2026-76909-unleash-change-request-approval-email-html-injection"},{"cve":"CVE-2026-63466","cvss":4.1,"epss":0.0032,"slug":"cve-2026-63466-unleash-global-mustache-escape-override-disables-html-escaping-in","title":"Unleash is an open-source feature management platform. Prior to 8.0.3, FeatureEventFormatterMd.format in src/lib/addons/feature-event-format","severity":"medium","exploited":false,"published_at":"2026-08-21T19:17:32.117+00:00","url":"https://junglewise.ai/threats/cve-2026-63466-unleash-global-mustache-escape-override-disables-html-escaping-in"},{"cve":"CVE-2026-63462","cvss":7.5,"epss":0.007,"slug":"cve-2026-63462-unleash-server-unauthenticated-denial-of-service-via-deeply","title":"Unleash is an open-source feature management platform. Prior to 7.5.2, 7.6.5, and 8.0.2, the shared OpenAPI validation error path in src/lib","severity":"high","exploited":false,"published_at":"2026-08-21T19:17:31.927+00:00","url":"https://junglewise.ai/threats/cve-2026-63462-unleash-server-unauthenticated-denial-of-service-via-deeply"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":2},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":4}],"related":[{"name":"flowise (npm)","slug":"flowise","vulnerabilities":156,"url":"https://junglewise.ai/threats/technologies/flowise"},{"name":"vm2 (npm)","slug":"vm2","vulnerabilities":82,"url":"https://junglewise.ai/threats/technologies/vm2"},{"name":"@budibase/server (npm)","slug":"budibase-server","vulnerabilities":61,"url":"https://junglewise.ai/threats/technologies/budibase-server"},{"name":"directus (npm)","slug":"directus","vulnerabilities":60,"url":"https://junglewise.ai/threats/technologies/directus"},{"name":"nocodb (npm)","slug":"nocodb","vulnerabilities":55,"url":"https://junglewise.ai/threats/technologies/nocodb"},{"name":"hono (npm)","slug":"hono","vulnerabilities":54,"url":"https://junglewise.ai/threats/technologies/hono"},{"name":"parse-server (npm)","slug":"parse-server","vulnerabilities":42,"url":"https://junglewise.ai/threats/technologies/parse-server"},{"name":"dompurify (npm)","slug":"dompurify","vulnerabilities":39,"url":"https://junglewise.ai/threats/technologies/dompurify"},{"name":"ghost (npm)","slug":"ghost","vulnerabilities":39,"url":"https://junglewise.ai/threats/technologies/ghost"},{"name":"flowise-components (npm)","slug":"flowise-components","vulnerabilities":35,"url":"https://junglewise.ai/threats/technologies/flowise-components"},{"name":"astro (npm)","slug":"astro","vulnerabilities":30,"url":"https://junglewise.ai/threats/technologies/astro"},{"name":"@anthropic-ai/claude-code (npm)","slug":"anthropic-ai-claude-code","vulnerabilities":28,"url":"https://junglewise.ai/threats/technologies/anthropic-ai-claude-code"}],"technology":{"hub":true,"name":"unleash-server (npm)","slug":"unleash-server","vendor":{"name":"npm","slug":"npm","url":"https://junglewise.ai/threats/vendors/npm"},"aliases":[],"description":"npm package providing a feature flagging and experimentation server.","url":"https://junglewise.ai/threats/technologies/unleash-server"},"most_severe":[{"cve":"CVE-2026-63462","cvss":7.5,"epss":0.007,"slug":"cve-2026-63462-unleash-server-unauthenticated-denial-of-service-via-deeply","title":"Unleash is an open-source feature management platform. Prior to 7.5.2, 7.6.5, and 8.0.2, the shared OpenAPI validation error path in src/lib","severity":"high","exploited":false,"published_at":"2026-08-21T19:17:31.927+00:00","url":"https://junglewise.ai/threats/cve-2026-63462-unleash-server-unauthenticated-denial-of-service-via-deeply"},{"cve":"CVE-2026-77426","cvss":4,"epss":0.0048,"slug":"cve-2026-77426-unleash-admin-api-missing-await-on-permission-check-and-cross","title":"Unleash is an open-source feature management platform. Prior to 8.0.3, the Unleash admin API contains five authorization vulnerabilities. PO","severity":"high","exploited":false,"published_at":"2026-09-22T21:17:32.327+00:00","url":"https://junglewise.ai/threats/cve-2026-77426-unleash-admin-api-missing-await-on-permission-check-and-cross"},{"cve":"CVE-2026-77425","cvss":4.3,"epss":0.0023,"slug":"cve-2026-77425-unleash-authorization-bypass-in-strategy-reordering","title":"Unleash is an open-source feature management platform. Prior to 8.0.3, POST /api/admin/projects/:projectId/features/:featureName/environment","severity":"medium","exploited":false,"published_at":"2026-09-22T21:17:32.177+00:00","url":"https://junglewise.ai/threats/cve-2026-77425-unleash-authorization-bypass-in-strategy-reordering"},{"cve":"CVE-2026-63466","cvss":4.1,"epss":0.0032,"slug":"cve-2026-63466-unleash-global-mustache-escape-override-disables-html-escaping-in","title":"Unleash is an open-source feature management platform. Prior to 8.0.3, FeatureEventFormatterMd.format in src/lib/addons/feature-event-format","severity":"medium","exploited":false,"published_at":"2026-08-21T19:17:32.117+00:00","url":"https://junglewise.ai/threats/cve-2026-63466-unleash-global-mustache-escape-override-disables-html-escaping-in"},{"cve":"CVE-2026-76910","cvss":4,"epss":0.003,"slug":"cve-2026-76910-unleash-feature-toggle-authorization-bypass-in-clone-endpoint","title":"Unleash is an open-source feature management platform. Prior to 8.0.3, cloneFeatureToggle and POST /api/admin/projects/:projectId/features/","severity":"medium","exploited":false,"published_at":"2026-09-22T21:17:32.037+00:00","url":"https://junglewise.ai/threats/cve-2026-76910-unleash-feature-toggle-authorization-bypass-in-clone-endpoint"},{"cve":"CVE-2026-76909","cvss":4,"epss":0.0027,"slug":"cve-2026-76909-unleash-change-request-approval-email-html-injection","title":"Unleash is an open-source feature management platform. Prior to 8.0.3, the change-request approval email template at src/mailtemplates/reque","severity":"medium","exploited":false,"published_at":"2026-09-22T21:17:31.88+00:00","url":"https://junglewise.ai/threats/cve-2026-76909-unleash-change-request-approval-email-html-injection"}],"generated_at":"2026-09-26T10:14:00.201383+00:00"}