CVE-2025-48106
CWE-434Published: October 22, 2025· Updated: Jun 17, 2026
Official Description
Unrestricted Upload of File with Dangerous Type vulnerability in CMSSuperHeroes Clanora clanora allows Using Malicious Files.This issue affects Clanora: from n/a through < 1.3.1.
Risk Analysis
This critical vulnerability in CMSSuperHeroes Clanora allows for the unrestricted upload of dangerous file types, which can lead to full system compromise. The CVSS score of 10.0 indicates an extremely severe risk, as it is remotely exploitable without any user interaction or prior privileges. The absence of an EPSS score means the likelihood of exploitation is not currently predictable.
No public exploit is currently known for this vulnerability. Its remote exploitability and low attack complexity make it a significant concern.
To mitigate this vulnerability, users of CMSSuperHeroes Clanora should update to version 1.3.1 or later. Implement strict file upload policies, including validation of file types and content, and store uploaded files outside the web root. If an update is not immediately feasible, consider restricting network access to the affected application.
Technical Analysis
CVE-2025-48106 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 10.0.
The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.
CVSS v3.1 Vector Breakdown
Exploit & PoC Resources
All References (1)
Quick Facts
Related CVEs (CWE-434)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2025-48106 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts