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Vulnerabilities

Vulnerability · CVE-2022-50915

PTPublisher 2.3.4 contains an unquoted service path vulnerability in the PTProtect service that allows local attackers to potentially execute arbitrary code with elevated privilege

Published Jan 13, 2026 · catalog updated Apr 7, 2026 · Primera PTPublisher

Last checked Nov 5, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2022-50915. EPSS is 0.23%. Act only if a listed version of Primera PTPublisher 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
0.23%
Remediation
Vendor / distro source
Affected products
vendor Primera PTPublisher 2.3.4

PTPublisher 2.3.4 contains an unquoted service path vulnerability in the PTProtect service that allows local attackers to potentially execute arbitrary code with elevated privileges. Attackers can exploit the unquoted path in 'C:\Program Files (x86)\Primera Technology\PTPublisher\UsbFlashDongleService.exe' to inject malicious executables and gain system-level access.

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 Primera PTPublisher 2.3.42.3.4

How to fix CVE-2022-50915

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-2022-50915. EPSS is 0.23%. Act only if a listed version of Primera PTPublisher is installed.

Which versions are affected?

Compare what you have installed with Primera PTPublisher 2.3.4 2.3.4. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.23%. 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

    PTPublisher 2.3.4 contains an unquoted service path vulnerability in the PTProtect service that allows local attackers to potentially execute arbitrary code with elevated privileges. Attackers can exploit the unquoted path in 'C:\Program Files (x86)\Primera Technology\PTPublisher\UsbFlashDongleService.exe' to inject malicious executables and gain system-level access.

  2. Apr 7, 2026 · EUVD

    Updated

    PTPublisher 2.3.4 contains an unquoted service path vulnerability in the PTProtect service that allows local attackers to potentially execute arbitrary code with elevated privileges. Attackers can exploit the unquoted path in 'C:\Program Files (x86)\Primera Technology\PTPublisher\UsbFlashDongleService.exe' to inject malicious executables and gain system-level access.

Sources

  • CVE.orgVulnerability recordCVE-2022-50915

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2022-50915

    30-day exploitation probability 0.23%

    first.org
  • EUVDVulnerability recordEUVD-2026-2621

    PTPublisher 2.3.4 contains an unquoted service path vulnerability in the PTProtect service that allows local attackers to potentially execute arbitrary code with elevated privileges. Attackers can exploit the unquoted path in 'C:\Program Files (x86)\Primera Technology\PTPublisher

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 5, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 5, 2026
  • CVE.orgOct 30, 2026
  • EUVDOct 30, 2026