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Vulnerabilities

Vulnerability · CVE-2025-48959

Local privilege escalation due to insecure file permissions.

Published Jun 4, 2025 · catalog updated Feb 26, 2026 · Acronis Acronis Cyber Protect Cloud Agent

Check if you run it

No confirmed exploitation is on record for CVE-2025-48959. 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.
Severity
Medium6.7
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 <40077

Local privilege escalation due to insecure file permissions. The following products are affected: Acronis Cyber Protect Cloud Agent (Windows) before build 40077.

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 <40077unspecified <40077

How to fix CVE-2025-48959

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-2025-48959. 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 <40077 unspecified <40077. 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.

  1. Jun 4, 2025 · EUVD

    Detected

    Local privilege escalation due to insecure file permissions. The following products are affected: Acronis Cyber Protect Cloud Agent (Windows) before build 40077.

  2. Feb 26, 2026 · EUVD

    Updated

    Local privilege escalation due to insecure file permissions. The following products are affected: Acronis Cyber Protect Cloud Agent (Windows) before build 40077.

Sources

  • CVE.orgVulnerability recordCVE-2025-48959

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-48959

    30-day exploitation probability 0.1%

    first.org
  • EUVDVulnerability recordEUVD-2025-16868

    Local privilege escalation due to insecure file permissions. The following products are affected: Acronis Cyber Protect Cloud Agent (Windows) before build 40077.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.