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Vulnerabilities

Vulnerability · CVE-2022-50904

Wondershare UBackit 2.0.5 contains an unquoted service path vulnerability that allows local users to potentially execute arbitrary code with elevated system privileges.

Published Jan 13, 2026 · catalog updated Jan 14, 2026 · Wondershare Wondershare UBackit

Last checked Nov 6, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2022-50904. EPSS is 0.16%. Act only if a listed version of Wondershare Wondershare UBackit is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.16%
Remediation
Vendor / distro source
Affected products
vendor Wondershare Wondershare UBackit 2.0.5

Wondershare UBackit 2.0.5 contains an unquoted service path vulnerability that allows local users to potentially execute arbitrary code with elevated system privileges. Attackers can exploit the unquoted path in the wsbackup service to inject malicious executables that would run with LocalSystem permissions during service startup.

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 Wondershare Wondershare UBackit 2.0.52.0.5

How to fix CVE-2022-50904

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-2022-50904. EPSS is 0.16%. Act only if a listed version of Wondershare Wondershare UBackit is installed.

Which versions are affected?

Compare what you have installed with Wondershare Wondershare UBackit 2.0.5 2.0.5. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.16%. 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. Jan 13, 2026 · EUVD

    Detected

    Wondershare UBackit 2.0.5 contains an unquoted service path vulnerability that allows local users to potentially execute arbitrary code with elevated system privileges. Attackers can exploit the unquoted path in the wsbackup service to inject malicious executables that would run with LocalSystem permissions during service startup.

  2. Jan 14, 2026 · EUVD

    Updated

    Wondershare UBackit 2.0.5 contains an unquoted service path vulnerability that allows local users to potentially execute arbitrary code with elevated system privileges. Attackers can exploit the unquoted path in the wsbackup service to inject malicious executables that would run with LocalSystem permissions during service startup.

Sources

  • CVE.orgVulnerability recordCVE-2022-50904

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2022-50904

    30-day exploitation probability 0.16%

    first.org
  • EUVDVulnerability recordEUVD-2026-2637

    Wondershare UBackit 2.0.5 contains an unquoted service path vulnerability that allows local users to potentially execute arbitrary code with elevated system privileges. Attackers can exploit the unquoted path in the wsbackup service to inject malicious executables that would run

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 6, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 6, 2026
  • CVE.orgOct 30, 2026
  • EUVDOct 30, 2026