Vulnerability · Published Jun 19, 2026 · Assigned by VulnCheck
CVE-2020-37254Wondershare PDFelement 5.2.9 Privilege Escalation via Unquoted Service Path
High 7.8
In plain English
A high-severity security flaw in PDFelement from Wondershare. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 7% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.2%top 92.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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 (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Wondershare | PDFelement | 5.2.9 |
Weakness: CWE-428 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References
- ExploitDB-40535 exploit
- Official Product Homepage product
- Product Reference product
- VulnCheck Advisory: Wondershare PDFelement 5.2.9 Privilege Escalation via Unquoted Service Path third-party-advisory