Vulnerability · Published Jan 2, 2026 · Assigned by VulDB

CVE-2025-15426jackying H-ui.admin preview.php unrestricted upload

High 7.3

In plain English

A high-severity unrestricted file upload in H-ui.admin from jackying. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 40% of all known vulnerabilities).

Severity (CVSS 3.1)7.3High

Exploit odds (30 days)0.5%top 60.3% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability was identified in jackying H-ui.admin up to 3.1. This affects an unknown function in the library /lib/webuploader/0.1.5/server/preview.php. The manipulation leads to unrestricted upload. The attack is possible to be carried out 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.

Affected products (as reported)

Vendor	Product	Versions
jackying	H-ui.admin	3.03.1

Weakness: CWE-434, CWE-284 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

References

VDB-339348 | jackying H-ui.admin preview.php unrestricted upload vdb-entry
VDB-339348 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #721457 | https://www.h-ui.net/ H-ui.admin v3.1 RCE third-party-advisory
https://github.com/TiKi-r/CVE-Report/blob/main/H-ui.admin%20RCE.md related
https://github.com/TiKi-r/CVE-Report/blob/main/H-ui.admin%20RCE.md#4-proof-of-concept-poc exploit