Vulnerability · CVE-2025-9578
Local privilege escalation due to insecure folder permissions.
Published Aug 28, 2025 · catalog updated Feb 26, 2026 · Acronis Acronis Cyber Protect Cloud Agent
Last checked Oct 29, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2025-9578. EPSS is 0.13%. Act only if a listed version of Acronis Acronis Cyber Protect Cloud Agent is installed.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
Same product and reporting
- CVE-2025-48963 · High
- CVE-2025-48959 · Medium
- Severity
- High7.8
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.13%
- Remediation
- Version ranges on file
- Affected products
- vendor Acronis Acronis Cyber Protect Cloud Agent unspecified <40734
Local privilege escalation due to insecure folder permissions. The following products are affected: Acronis Cyber Protect Cloud Agent (Windows) before build 40734.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- vendor Acronis Acronis Cyber Protect Cloud Agent unspecified <40734unspecified <40734
How to fix CVE-2025-9578
Upgrade
CVE-2025-9578 lists a fix boundary at 40734. Compare the installed build with that boundary before you change production.
Version check
Seen in unspecified <40734
Advisory
Open the cve_org record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2025-9578. EPSS is 0.13%. Act only if a listed version of Acronis Acronis Cyber Protect Cloud Agent is installed.
Which versions are affected?
Compare what you have installed with Acronis Acronis Cyber Protect Cloud Agent unspecified <40734 unspecified <40734. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 0.13%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Aug 28, 2025 · EUVD
Detected
Local privilege escalation due to insecure folder permissions. The following products are affected: Acronis Cyber Protect Cloud Agent (Windows) before build 40734.
Feb 26, 2026 · EUVD
Updated
Local privilege escalation due to insecure folder permissions. The following products are affected: Acronis Cyber Protect Cloud Agent (Windows) before build 40734.
Sources
- CVE.orgVulnerability recordCVE-2025-9578
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2025-9578
30-day exploitation probability 0.13%
first.org - EUVDVulnerability recordEUVD-2025-26058
Local privilege escalation due to insecure folder permissions. The following products are affected: Acronis Cyber Protect Cloud Agent (Windows) before build 40734.
euvd.enisa.europa.eu
References
Freshness
Last verified in this catalog Oct 29, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- FIRST EPSSOct 23, 2026
- CVE.orgOct 22, 2026
- EUVDOct 22, 2026