{"vulnerability": "cve-2021-30481", "sightings": [{"uuid": "35bb5e90-28fb-4bcd-94a2-98eea936e4b9", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-30481", "type": "published-proof-of-concept", "source": "Telegram/XEi2T4_l_Bz3t1f9DHQqkd2gD4aijlbyHseTlVU6iTgmWso", "content": "", "creation_timestamp": "2021-10-18T09:09:38.000000Z"}, {"uuid": "5ccddd7f-2c57-4852-ae46-be695dcf129d", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-30481", "type": "published-proof-of-concept", "source": "https://t.me/thebugbountyhunter/5323", "content": "CVE-2021-30481: Source engine remote code execution via game invites https://secret.club/2021/04/20/source-engine-rce-invite.html", "creation_timestamp": "2021-04-20T19:03:29.000000Z"}, {"uuid": "ab80aa87-2d28-4554-b0dd-8b59bcde29f5", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-30481", "type": "published-proof-of-concept", "source": "https://t.me/CyberSecurityTechnologies/3180", "content": "#Threat_Research\n1. CVE-2021-30481:\nSource engine RCE via game invites\nhttps://secret.club/2021/04/20/source-engine-rce-invite.html\n2. Analysis of a use-after-free Vulnerability in Adobe Acrobat Reader DC\nhttps://blog.exodusintel.com/2021/04/20/analysis-of-a-use-after-free-vulnerability-in-adobe-acrobat-reader-dc", "creation_timestamp": "2024-05-08T02:13:50.000000Z"}, {"uuid": "0f340180-3c9c-46ae-b0fd-ad775c55313d", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "4f29edb9-4c4b-44ca-b041-9b050656b6ae", "vulnerability": "CVE-2021-30481", "type": "seen", "source": "https://t.me/reverseame/1112", "content": "", "creation_timestamp": "2026-07-29T12:02:58.515078Z"}, {"uuid": "59cbdf25-4be9-4f54-9b88-5518edeae321", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "4f29edb9-4c4b-44ca-b041-9b050656b6ae", "vulnerability": "CVE-2021-30481", "type": "seen", "source": "https://t.me/reverseame/1112", "content": "", "creation_timestamp": "2026-07-30T00:02:48.117720Z"}, {"uuid": "2f24327a-4e49-4339-9014-4e5bb7695d9b", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "4f29edb9-4c4b-44ca-b041-9b050656b6ae", "vulnerability": "CVE-2021-30481", "type": "seen", "source": "https://gist.github.com/YoraiLevi/acaa0b584389cecae0036db4624f0210", "content": "", "creation_timestamp": "2026-08-02T12:05:16.098922Z"}, {"uuid": "e31df379-ee3e-47c1-baf2-7849372e6fa7", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "4f29edb9-4c4b-44ca-b041-9b050656b6ae", "vulnerability": "CVE-2021-30481", "type": "published-proof-of-concept", "source": "https://t.me/reverseame/1112", "content": "", "creation_timestamp": "2026-08-03T11:06:34.726215Z"}, {"uuid": "77b2e9f9-8712-4167-bd01-fa14362fd3de", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "4f29edb9-4c4b-44ca-b041-9b050656b6ae", "vulnerability": "CVE-2021-30481", "type": "published-proof-of-concept", "source": "https://t.me/reverseame/1112", "content": "", "creation_timestamp": "2026-08-04T00:00:41.589374Z"}]}