https://cve.radiocsirt.org/rss/recent/all/10 Most recent entries from all 2026-10-06T10:31:37.765339+00:00 Vulnerability-Lookup csirt@opendfir.org python-feedgen Contains only the most 10 recent entries. https://cve.radiocsirt.org/vuln/cve-2021-26540 CVE-2021-26540 2026-10-06T10:31:37.767438+00:00

Apostrophe Technologies sanitize-html before 2.3.2 does not properly validate the hostnames set by the "allowedIframeHostnames" option when the "allowIframeRelativeUrls" is set to true, which allows attackers to bypass hostname whitelist for iframe element, related using an src value that starts with "/\\example.com".