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TI-2025-21716 Aliases CVE-2025-30415GHSA-5556-q3wj-f3qc

Denial of service due to improper handling of malformed input.

Priority LOW 39CWE-1286Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · None · High
Fix status
Fixed

Attack profile from CVSS 3.0 · CNA. Fix status from CNA.

Summary

Denial of service due to improper handling of malformed input. The following products are affected: Acronis Cyber Protect Cloud Agent (Linux, macOS, Windows) before build 40077, Acronis Cyber Protect 17 (Linux, macOS, Windows) before build 41186.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00385 32nd percentileScored 2026-11-07
Fix Fixed Acronis Cyber Protect Cloud Agent (Acronis): 40077Acronis Cyber Protect 17 (Acronis): 41186

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
AcronisAcronis Cyber Protect Cloud Agentbefore 4007740077Patch availableCNA
AcronisAcronis Cyber Protect 17before 4118641186Patch availableCNA
  • Acronis Cyber Protect Cloud Agent VendorAcronis Affected before 40077 Fixed in 40077 Patch available CNA
  • Acronis Cyber Protect 17 VendorAcronis Affected before 41186 Fixed in 41186 Patch available CNA

CPE names Threatist (inferred) · 2

Inferred from how NVD named this product before; not given by a source.

CPEVersionsRoleVendor
cpe:2.3:a:acronis:agent:*:*:*:*:*:*:*:*——Acronis
cpe:2.3:a:acronis:cyber_protect:*:*:*:*:*:*:*:*——Acronis
  • cpe:2.3:a:acronis:agent:*:*:*:*:*:*:*:* Versions — — ·Acronis
  • cpe:2.3:a:acronis:cyber_protect:*:*:*:*:*:*:*:* Versions — — ·Acronis

Remediation

  • Fix · CNA Acronis Cyber Protect Cloud Agent (Acronis) Fixed in 40077
  • 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 40077

    2 records Highest priority Priority LOW 2 LOW

    Other records, highest priority first

    • TI-2025-31097 Incorrect default permissions in Acronis Cyber Protect Cloud AgentPriority LOW 31
    Show all 2 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-30415
  2. 2026-10-03 Alias added: GHSA-5556-q3wj-f3qc

References

Advisory 1

  • 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
See all 231 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences