CVE-2026-6650

MEDIUM 4.7

Z-BlogPHP ZBA File app_upload.php UnPack unrestricted upload

CVSS Score

4.7

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was identified in Z-BlogPHP 1.7.5. This affects the function App::UnPack of the file /zb_users/plugin/AppCentre/app_upload.php of the component ZBA File Handler. The manipulation leads to unrestricted upload. The attack may be initiated remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

CWE	CWE-434 CWE-284
Vendor	n/a
Product	z-blogphp
Published	Apr 20, 2026
Last Updated	Apr 20, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / Z-BlogPHP

1.7.5

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/358284 vuldb.com: https://vuldb.com/vuln/358284/cti vuldb.com: https://vuldb.com/submit/793451 github.com: https://github.com/qingyun985/Cyber-Security/issues/3

Credits

🔍 qingyunsec (VulDB User) VulDB CNA Team