{"cve":"CVE-2024-27083","nvd":{"published":"2024-02-29T01:44:19.387","modified":"2026-06-17T07:19:07.920","status":"Analyzed","description":"Flask-AppBuilder is an application development framework, built on top of Flask. A Cross-Site Scripting (XSS) vulnerability has been discovered on the OAuth login page. An attacker could trick a user to follow a specially crafted URL to the OAuth login page. This URL could inject and execute malicious javascript code that would get executed on the user's browser. This issue was introduced on 4.1.4 and patched on 4.2.1.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-79"],"references":["https://github.com/dpgaspar/Flask-AppBuilder/commit/3d17741886e4b3c384d0570de69689e4117aa812","https://github.com/dpgaspar/Flask-AppBuilder/security/advisories/GHSA-fqxj-46wg-9v84","https://github.com/dpgaspar/Flask-AppBuilder/commit/3d17741886e4b3c384d0570de69689e4117aa812","https://github.com/dpgaspar/Flask-AppBuilder/security/advisories/GHSA-fqxj-46wg-9v84"],"products":["dpgaspar:flask-appbuilder"],"source":"nvd","synced_at":"2026-10-19T21:46:54.846886191+00:00"},"epss":{"cve":"CVE-2024-27083","score":0.00567,"percentile":0.47058,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-fqxj-46wg-9v84","url":"https://osv.dev/vulnerability/GHSA-fqxj-46wg-9v84","summary":"Flask-AppBuilder's OAuth login page subject to Cross Site Scripting (XSS)","modified":"2026-09-10T03:50:06.227675631Z","packages":[{"ecosystem":"PyPI","name":"flask-appbuilder","purl":"pkg:pypi/flask-appbuilder","ranges":[">=4.1.4 <4.2.1"],"fixed":["4.2.1"]}]},{"id":"PYSEC-2026-1381","url":"https://osv.dev/vulnerability/PYSEC-2026-1381","summary":"Flask-AppBuilder's OAuth login page subject to Cross Site Scripting (XSS)","modified":"2026-07-07T17:47:37.826047043Z","packages":[{"ecosystem":"PyPI","name":"flask-appbuilder","purl":"pkg:pypi/flask-appbuilder","ranges":[">=4.1.4 <4.2.1"],"fixed":["4.2.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}