https://vulnerability.circl.lu Contains only the most 10 recent sightings. http://www.rssboard.org/rss-specification python-feedgen en Sun, 21 Jun 2026 00:50:33 +0000 https://vulnerability.circl.lu/sighting/2f3fc7b5-d780-47fd-8d61-36725c33274d/export {"uuid": "2f3fc7b5-d780-47fd-8d61-36725c33274d", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-26539", "type": "seen", "source": "https://t.me/cibsecurity/23227", "content": "\u203c CVE-2021-26539 \u203c\n\nApostrophe Technologies sanitize-html before 2.3.1 does not properly handle internationalized domain name (IDN) which could allow an attacker to bypass hostname whitelist validation set by the \"allowedIframeHostnames\" option.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2021-02-08T20:39:37.000000Z"} {"uuid": "2f3fc7b5-d780-47fd-8d61-36725c33274d", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-26539", "type": "seen", "source": "https://t.me/cibsecurity/23227", "content": "\u203c CVE-2021-26539 \u203c\n\nApostrophe Technologies sanitize-html before 2.3.1 does not properly handle internationalized domain name (IDN) which could allow an attacker to bypass hostname whitelist validation set by the \"allowedIframeHostnames\" option.\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2021-02-08T20:39:37.000000Z"} https://vulnerability.circl.lu/sighting/2f3fc7b5-d780-47fd-8d61-36725c33274d/export Mon, 08 Feb 2021 20:39:37 +0000