CVEPublished 2026-05-12Modified 2026-05-130 articles on news5 live referencesNVD data

CVE-2026-44259

Vulnerability data via NVD (ingested)

CVSS v3.1
4.6
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
EPSS percentile
Description

efw4.X is an Enterprise Framework for Web. Prior to 4.08.010, the previewServlet serves files with their detected MIME type based on file extension, without any content sanitization or security headers. Files with .html, .htm, or .svg extensions are served as text/html or image/svg+xml respectively, causing any embedded JavaScript to execute in the victim's browser within the application's origin. This vulnerability is fixed in 4.08.010.

Timeline
Published 2026-05-12
Modified 2026-05-13

External references

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

More intel sources (5)

Known PoCs on GitHub

No public proof-of-concept repositories found for CVE-2026-44259 on GitHub.
We haven't classified any articles referencing CVE-2026-44259 yet. The external references above still apply.