CVE-2026-6650

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.

CVSS v4.0

2.0 LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

4.7 MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L

CVSS v2.0

5.8 MEDIUMAV:N/AC:L/Au:M/C:P/I:P/A:P

EPSS

0.22% chance of exploitation in the next 30 days, 13th percentile

Published

2026-04-20

Proof-of-concept exploits (1)

• qingyun985/Cyber-Security/issues/3

References

• CVE Record
• NVD entry

Related

• CVE-2026-6978
• CVE-2026-7578
• CVE-2026-66493
• CVE-2026-6651
• CVE-2026-66492
• CVE-2026-6652