What is CVE-2025-54129?

CVE-2025-54129 is a medium-severity vulnerability in Haxtheweb Issues, classified under Observable Response Discrepancy. CVSS score: 4.3/10. Published 2025-07-21.

How severe is CVE-2025-54129?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Is CVE-2025-54129 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-2025-54129

HAXiam is a packaging wrapper for HAXcms which allows anyone to spawn their own microsite management platform. In versions 11.0.4 and below, the application returns a 200 response when requesting the data of a valid user and a 404 response…

EPSS: 0.002 (45.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

Haxtheweb Issues — versions < 11.0.5

Weakness classification (CWE)

CWE-204 — Observable Response Discrepancy

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

https://github.com/haxtheweb/issues/security/advisories/GHSA-wh3h-vfcv-m5g5 (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2025-54129?: CVE-2025-54129 is a medium-severity vulnerability in Haxtheweb Issues, classified under Observable Response Discrepancy. CVSS score: 4.3/10. Published 2025-07-21.
How severe is CVE-2025-54129?: Medium severity. CVSS v3 base score is 4.3 out of 10.
Is CVE-2025-54129 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.