Vulnerability · Published Jan 26, 2026 · Assigned by VulnCheck
CVE-2020-36957PDF Complete 3.5.310.2002 - 'pdfsvc.exe' Unquoted Service Path
High 7.8
In plain English
A high-severity security flaw in PDF Complete from Pdf-Complete. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 4% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.2%top 95.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
PDF Complete 3.5.310.2002 contains an unquoted service path vulnerability in its pdfsvc.exe service configuration. Attackers can exploit the unquoted path to inject and execute malicious code with elevated LocalSystem privileges.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Pdf-Complete | PDF Complete | 0 – through 3.5.310.2002 |
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-49226 exploit
- PDF Complete Vendor Homepage product
- VulnCheck Advisory: PDF Complete 3.5.310.2002 - 'pdfsvc.exe' Unquoted Service Path third-party-advisory