{"id":"CVE-2026-72576","aliases":["EUVD-2026-55230","GHSA-jvgc-4pc6-8x5f"],"status":"published","title":"Bludit - Stored Cross-Site Scripting via Malicious SVG Logo Upload","description":"A stored cross-site scripting (XSS) vulnerability in Bludit 4.0.0-beta allows a low-privileged authenticated user (Author role) to inject arbitrary JavaScript by uploading a crafted SVG file as the site logo. A stored script tag in the SVG executes in the browser of any user who loads the logo.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00289,"percentile":0.21673,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-08-10T10:41:03Z","modified":"2026-10-24T15:10:00Z","products":[{"vendor":"bludit","product":"bludit"}],"references":[{"url":"https://www.bludit.com","tags":["third-party-advisory"]},{"url":"https://github.com/bludit/bludit","tags":["third-party-advisory"]},{"url":"https://github.com/bludit/bludit/blob/dev/bl-kernel/ajax/logo-upload.php","tags":["technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72576"},{"url":"https://github.com/advisories/GHSA-jvgc-4pc6-8x5f"}],"sources":{"cve":[{"id":"CVE-2026-72576","title":"Bludit - Stored Cross-Site Scripting via Malicious SVG Logo Upload","description":"A stored cross-site scripting (XSS) vulnerability in Bludit 4.0.0-beta allows a low-privileged authenticated user (Author role) to inject arbitrary JavaScript by uploading a crafted SVG file as the site logo. A stored script tag in the SVG executes in the browser of any user who loads the logo.","status":"published","published":"2026-08-10T10:41:03.564Z","modified":"2026-08-10T13:11:31.584Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:19:52.016971Z"}],"euvd":[{"id":"EUVD-2026-55230","description":"A stored cross-site scripting (XSS) vulnerability in Bludit 4.0.0-beta allows a low-privileged authenticated user (Author role) to inject arbitrary JavaScript by uploading a crafted SVG file as the site logo. A stored script tag in the SVG executes in the browser of any user who loads the logo.","status":"published","published":"2026-08-10T10:41:03Z","modified":"2026-08-10T13:11:31Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T18:02:05.732685Z"}],"ghsa":[{"id":"GHSA-jvgc-4pc6-8x5f","title":"A stored cross-site scripting (XSS) vulnerability in Bludit 4.0.0-beta allows a low-privileged...","description":"A stored cross-site scripting (XSS) vulnerability in Bludit 4.0.0-beta allows a low-privileged authenticated user (Author role) to inject arbitrary JavaScript by uploading a crafted SVG file as the site logo. A stored script tag in the SVG executes in the browser of any user who loads the logo.","status":"published","published":"2026-08-10T12:31:52Z","modified":"2026-08-10T12:32:01Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:10:13.54571Z"}],"nvd":[{"id":"CVE-2026-72576","description":"A stored cross-site scripting (XSS) vulnerability in Bludit 4.0.0-beta allows a low-privileged authenticated user (Author role) to inject arbitrary JavaScript by uploading a crafted SVG file as the site logo. A stored script tag in the SVG executes in the browser of any user who loads the logo.","status":"published","published":"2026-08-10T11:17:30.407Z","modified":"2026-10-24T15:10:00.19Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:35.743275Z"}]}}