# CVE-2020-37254

## Summary

- **CVE ID:** CVE-2020-37254
- **Severity:** HIGH
- **CVSS Score:** 8.5 (CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-428
- **Published:** Jun 19, 2026
- **Last Modified:** Jul 15, 2026

## Description

Wondershare PDFelement 5.2.9 contains a privilege escalation vulnerability due to an unquoted service path in the WsAppService Windows service. Local attackers can place a malicious executable in the service path and execute code with LocalSystem privileges upon service restart or system reboot.

## Affected Products

- Wondershare — PDFelement (5.2.9)

## References

- [CNA](https://www.exploit-db.com/exploits/40535)
- [CNA](https://www.wondershare.com/)
- [CNA](http://download.wondershare.com/inst/pdfelement_setup_full1042.exe)
- [CNA](https://www.vulncheck.com/advisories/wondershare-pdfelement-privilege-escalation-via-unquoted-service-path)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.18%
- **EPSS Percentile:** 7.2

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._