Resource allocation without limits in Acronis Cyber Protect Cloud Agent
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · CNA. Fix status from CNA. Impact type from CWE-770.
Summary
Denial of service due to allocation of resources without limits. The following products are affected: Acronis Cyber Protect Cloud Agent (Windows) before build 39904, Acronis Cyber Protect 17 (Windows) before build 41186.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Acronis | Acronis Cyber Protect Cloud Agent | before 39904 | 39904 | Patch available | CNA |
| Acronis | Acronis Cyber Protect 17 | before 41186 | 41186 | Patch available | CNA |
Remediation
- Fix · CNA Acronis Cyber Protect Cloud Agent (Acronis) Fixed in 39904
- Fix · CNA Acronis Cyber Protect 17 (Acronis) Fixed in 41186
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Acronis Cyber Protect Cloud Agent 39904
2 records Highest priority Priority LOW 2 LOW
Other records, highest priority first
- TI-2025-21710 Incorrect permission assignment in Acronis Cyber Protect Cloud AgentPriority LOW 31
Timeline
- 2026-10-02 Threatist record created from CVE-2025-30409
- 2026-10-03 Alias added: GHSA-3p2x-hfrr-wj4w
References
Advisory 1
More Acronis vulnerabilities
- TI-2023-24253 Remote command execution due to use of default passwords. KEVCVSS 3.1CRITICAL 9.8
- TI-2026-59964 Incorrect default permissions in Acronis Backup plugin for cPanel & WHM KEVCVSS 3.0HIGH 7.8
- TI-2022-03146 Improper privilege management in Acronis Cyber Protect 15 CVSS 3.1HIGH 8.8
- TI-2025-21714 Weak authentication in Acronis Cyber Protect 16 CVSS 3.0CRITICAL 10.0
- TI-2025-21713 Weak authentication in Acronis Cyber Protect 16 CVSS 3.0CRITICAL 10.0
- TI-2025-21712 Missing authentication in Acronis Cyber Protect Cloud Agent CVSS 3.0CRITICAL 9.8
Sources
- CVE-2025-30409 · CVE Program
- CVE-2025-30409 · NVD
- FIRST EPSS
- GHSA-3p2x-hfrr-wj4w · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences