CVE-2022-50915
CVE-2022-50915 is a high-severity vulnerability in Primera Ptpublisher with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-428.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v4: 8.5
- EPSS exploit prediction: 0% (9th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-2621
- Weakness: CWE-428
- Affected product: Primera Ptpublisher
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is 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 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.
- How severe is CVE-2022-50915?
- CVE-2022-50915 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-50915 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-50915?
- CVE-2022-50915 affects Primera Ptpublisher. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-50915?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2022-50915 have an EU (EUVD) identifier?
- Yes. CVE-2022-50915 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-2621.
- When was CVE-2022-50915 published?
- CVE-2022-50915 was published on 2026-01-13 and last updated on 2026-06-17.
References
- https://www.exploit-db.com/exploits/50885
- https://www.primera.com/
- https://www.vulncheck.com/advisories/ptpublisher-unquoted-service-path
Affected products (1)
- cpe:2.3:a:primera:ptpublisher:2.3.4:*:*:*:*:*:*:*
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