{"schema_version":1,"title":"jwt-simple (npm) vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 3 vulnerabilities in jwt-simple (npm): 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, node-jwt-simple algorithm confusion vulnerability, was published on 3 August 2020.","url":"https://junglewise.ai/threats/technologies/jwt-simple","json_url":"https://junglewise.ai/threats/technologies/jwt-simple.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/jwt-simple","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":0,"all_time":3,"critical":0,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":0,"last_365_days":0},"latest":[{"slug":"node-jwt-simple-algorithm-confusion-vulnerability-caf94b26","title":"node-jwt-simple algorithm confusion vulnerability","severity":"info","exploited":false,"published_at":"2020-08-03T18:05:48+00:00","url":"https://junglewise.ai/threats/node-jwt-simple-algorithm-confusion-vulnerability-caf94b26"},{"cvss":7.5,"slug":"jwt-simple-signature-verification-bypass-c0df02a4","title":"jwt-simple signature verification bypass","severity":"info","exploited":false,"published_at":"2019-06-06T15:30:33+00:00","url":"https://junglewise.ai/threats/jwt-simple-signature-verification-bypass-c0df02a4"},{"cve":"CVE-2016-10555","cvss":9.1,"epss":0.0486,"slug":"cve-2016-10555-jwt-simple-algorithm-selection-authentication-bypass","title":"jwt-simple algorithm selection authentication bypass","severity":"info","exploited":false,"published_at":"2018-11-06T23:12:07+00:00","url":"https://junglewise.ai/threats/cve-2016-10555-jwt-simple-algorithm-selection-authentication-bypass"}],"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":0},{"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":0}],"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":"jwt-simple (npm)","slug":"jwt-simple","vendor":{"name":"npm","slug":"npm","url":"https://junglewise.ai/threats/vendors/npm"},"aliases":[],"category":"library","repo_url":"https://github.com/hokaccha/node-jwt-simple","description":"Node.js library for creating and verifying JWT tokens for authentication.","url":"https://junglewise.ai/threats/technologies/jwt-simple"},"most_severe":[{"cve":"CVE-2016-10555","cvss":9.1,"epss":0.0486,"slug":"cve-2016-10555-jwt-simple-algorithm-selection-authentication-bypass","title":"jwt-simple algorithm selection authentication bypass","severity":"info","exploited":false,"published_at":"2018-11-06T23:12:07+00:00","url":"https://junglewise.ai/threats/cve-2016-10555-jwt-simple-algorithm-selection-authentication-bypass"},{"cvss":7.5,"slug":"jwt-simple-signature-verification-bypass-c0df02a4","title":"jwt-simple signature verification bypass","severity":"info","exploited":false,"published_at":"2019-06-06T15:30:33+00:00","url":"https://junglewise.ai/threats/jwt-simple-signature-verification-bypass-c0df02a4"},{"slug":"node-jwt-simple-algorithm-confusion-vulnerability-caf94b26","title":"node-jwt-simple algorithm confusion vulnerability","severity":"info","exploited":false,"published_at":"2020-08-03T18:05:48+00:00","url":"https://junglewise.ai/threats/node-jwt-simple-algorithm-confusion-vulnerability-caf94b26"}],"generated_at":"2026-09-26T10:14:00.201383+00:00"}