What is CVE-2025-49139?

CVE-2025-49139 is a medium-severity vulnerability in Haxtheweb Issues, classified under Improper Restriction of Rendered UI Layers or Frames (Clickjacking). CVSS score: 5.3/10. Published 2025-06-09.

How severe is CVE-2025-49139?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Is CVE-2025-49139 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Haxtheweb Issues

CVE-2025-49139

HAX CMS PHP allows users to manage their microsite universe with a PHP backend. Prior to version 11.0.0, in the HAX site editor, users can create a website block to load another site in an iframe. The application allows users to supply a t…

EPSS: 0.003 (50.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Haxtheweb Issues — versions < 11.0.0

Weakness classification (CWE)

CWE-1021 — Improper Restriction of Rendered UI Layers or Frames (Clickjacking)

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

https://github.com/haxtheweb/issues/security/advisories/GHSA-v3ph-2q5q-cg88 (x_refsource_CONFIRM)
https://github.com/haxtheweb/haxcms-nodejs/commit/5368eb9b278ca47cd9a83b8d3e6216375615b8f5 (x_refsource_MISC)

Frequently asked questions

What is CVE-2025-49139?: CVE-2025-49139 is a medium-severity vulnerability in Haxtheweb Issues, classified under Improper Restriction of Rendered UI Layers or Frames (Clickjacking). CVSS score: 5.3/10. Published 2025-06-09.
How severe is CVE-2025-49139?: Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2025-49139 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.