https://vulnerability.circl.lu Contains only the most 10 recent sightings. http://www.rssboard.org/rss-specification python-feedgen en Sun, 21 Jun 2026 05:32:30 +0000 https://vulnerability.circl.lu/sighting/ecc91b32-c928-49b6-b273-6e65507b0380/export {"uuid": "ecc91b32-c928-49b6-b273-6e65507b0380", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-37700", "type": "published-proof-of-concept", "source": "https://t.me/cibsecurity/27271", "content": "\u203c CVE-2021-37700 \u203c\n\n@github/paste-markdown is an npm package for pasting markdown objects. A self Cross-Site Scripting vulnerability exists in the @github/paste-markdown before version 0.3.4. If the clipboard data contains the string ``, a **div** is dynamically created, and the clipboard content is copied into its **innerHTML** property without any sanitization, resulting in improper execution of JavaScript in the browser of the victim (the user who pasted the code). Users directed to copy text from a malicious website and paste it into pages that utilize this library are affected. This is fixed in version 0.3.4. Refer the to the referenced GitHub Advisory for more details including an example exploit.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2021-08-13T00:40:10.000000Z"} {"uuid": "ecc91b32-c928-49b6-b273-6e65507b0380", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-37700", "type": "published-proof-of-concept", "source": "https://t.me/cibsecurity/27271", "content": "\u203c CVE-2021-37700 \u203c\n\n@github/paste-markdown is an npm package for pasting markdown objects. A self Cross-Site Scripting vulnerability exists in the @github/paste-markdown before version 0.3.4. If the clipboard data contains the string ``, a **div** is dynamically created, and the clipboard content is copied into its **innerHTML** property without any sanitization, resulting in improper execution of JavaScript in the browser of the victim (the user who pasted the code). Users directed to copy text from a malicious website and paste it into pages that utilize this library are affected. This is fixed in version 0.3.4. Refer the to the referenced GitHub Advisory for more details including an example exploit.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2021-08-13T00:40:10.000000Z"} https://vulnerability.circl.lu/sighting/ecc91b32-c928-49b6-b273-6e65507b0380/export Fri, 13 Aug 2021 00:40:10 +0000