What is CVE-2023-51478?

CVE-2023-51478 is a critical-severity vulnerability in Abdul Hakeem Build App Online, classified under Improper Authentication. CVSS score: 9.8/10. Published 2024-04-25.

How severe is CVE-2023-51478?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2023-51478 known to be exploited?

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

Auth bypass in Abdul Hakeem Build App Online

CVE-2023-51478

Improper Authentication vulnerability in Abdul Hakeem Build App Online allows Privilege Escalation.This issue affects Build App Online: from n/a through 1.0.19.

Vulnerability class: Broken Authentication

Published 2024-04-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (51.3th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 51.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

20142995/nuclei-templates

References

patchstack.com/database/vulnerability/build-app-online/wordpress-build-app-onli… (Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2023-51478?: CVE-2023-51478 is a critical-severity vulnerability in Abdul Hakeem Build App Online, classified under Improper Authentication. CVSS score: 9.8/10. Published 2024-04-25.
How severe is CVE-2023-51478?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2023-51478 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.