CVE-2025-9099: Acrel Environmental Monitoring Cloud Platform · Unrestricted Upload
Affects Acrel Environmental Monitoring Cloud PlatformSource CVE Database V5
Not known to be exploited · CVSS 5.3 Medium.
Data as of 26 Oct 2026, 06:26 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 29% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
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:PExploitation evidence
Disclosed: evidence found.
CVE published 18 Aug 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Acrel Environmental Monitoring Cloud Platform | Affected
| Fixed in– |
AI-suggested
Given the lack of an official patch, European organizations should implement compensating controls immediately. These include restricting network access to the vulnerable upload endpoint via firewall rules or web application firewalls (WAF) to only trusted IP addresses. Implement strict input validation and file type restrictions at the proxy or WAF level to block executable or script files. Monitor logs for unusual upload activity or unexpected file types. Employ intrusion detection/prevention systems (IDS/IPS) to detect exploitation attempts. Segregate the Acrel platform network segment from critical internal networks to limit lateral movement if compromise occurs. Conduct regular backups of environmental data and system configurations to enable recovery. Engage with Acrel for updates and consider alternative solutions if remediation is delayed. Additionally, organizations should conduct security assessments and penetration tests focused on file upload functionalities to identify similar weaknesses.
Description
A vulnerability was identified in Acrel Environmental Monitoring Cloud Platform up to 20250804. This affects an unknown part of the file /NewsManage/UploadNewsImg. The manipulation of the argument File leads to unrestricted upload. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.