VulnSocial

CVE-2026-44259General

LOWCVSS 4.6 · MEDIUM

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD 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.

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0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-80

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

STABLE

Threat summary

  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Technical details provided in 1 signal
  • General: 1 classified signal
  • Disclosure: 1 classified signal
  • Peaked 1d ago at 1 mentions (2026-05-12); latest day: 1
  • 2 total mentions across 2 days

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-05-12: 1Mentions · 2026-05-13: 1Technical Details · 2026-05-13: 105-1205-13
Signal classification2 categories
General
150.0%
Disclosure
150.0%
Referenced assets3 URLs
Classification over time
DateTotalLabels
2026-05-121
General1
2026-05-131
Disclosure1
Full discourse2 posts
  • Vulmon Vulnerability Feed@VulmonFeeds
    Disclosure

    CVE-2026-44259 Stored Cross-Site Scripting in efw4.X PreviewServlet Prior to 4.0... https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-44259 Vulnerability Alert Subscriptions: https://alerts.vulmon.com/?utm_source=twitter&utm_medium=social&utm_campaign=2102281&utm_content=1

    Post summary

    The post announces CVE‑2026‑44259, a stored XSS vulnerability affecting the efw4.X PreviewServlet before version 4.0, and links to a vendor site for further details without providing PoC, exploitation code, or patch information.

    0000051
    4.0K followersView on X
  • CVE@CVEnew
    General

    CVE-2026-44259 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 conte… https://www.cve.org/CVERecord?id=CVE-2026-44259

    Post summary

    The post notes a new CVE with a brief description of how the previewServlet handles files, but it lacks detailed technical info, evidence of exploitation, or mitigation details.

    0000082
    57.5K followersView on X

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