CVE-2025-5171 is a critical unrestricted upload vulnerability affecting llisoft MTA Maita Training System version 4.5. Specifically, the vulnerability lies within the "this.fileService.download" function in "com\llisoft\controller\OpenController.java", allowing remote attackers to manipulate the 'url' argument to upload arbitrary files. This vulnerability carries a CVSS score of 9.8 (Critical), indicating a severe risk with network-based exploitation, low attack complexity, and high impact on confidentiality, integrity, and availability. No user interaction or privileges are required for a successful attack. While there is no evidence of active exploitation (KEV list), the exploit has been publicly disclosed, and community discussion is notably high, suggesting significant interest. However, no Metasploit, Nuclei, or ExploitDB modules are currently available.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.5CPE matchmatch criteria | cpe:2.3:a:llisoft:mta_maita_training_system:4.5:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/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
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.