{"vulnerability": "CVE-2021-23383", "sightings": [{"uuid": "87c377c8-aefa-4b10-b931-877609fe5c51", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-23383", "type": "published-proof-of-concept", "source": "https://t.me/CyberSecurityTechnologies/3720", "content": "#exploit\nCVE-2021-23383:\nThe package handlebars <4.7.7 are vulnerable to Prototype Pollution when selecting certain compiling options to compile templates coming from an untrusted source (PoC)\nhttps://snyk.io/vuln/SNYK-JS-HANDLEBARS-1279029\n+ Check the conditions for exploiting CVE-2021-23383 through the handlebars library version assessment:\nhttps://github.com/dn9uy3n/Check-CVE-2021-23383", "creation_timestamp": "2021-06-29T12:03:01.000000Z"}, {"uuid": "3f79dea7-76c7-4305-80f1-8609c661eacb", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "4f29edb9-4c4b-44ca-b041-9b050656b6ae", "vulnerability": "CVE-2021-23383", "type": "published-proof-of-concept", "source": "https://t.me/cissp/3597", "content": "", "creation_timestamp": "2026-09-11T03:00:05.418384Z"}, {"uuid": "7f2a9c90-d0cb-4ef4-bf7f-c362347e8496", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "4f29edb9-4c4b-44ca-b041-9b050656b6ae", "vulnerability": "CVE-2021-23383", "type": "seen", "source": "https://t.me/cissp/3597", "content": "", "creation_timestamp": "2026-09-01T17:00:47.062589Z"}]}