CVE-2020-36957

HIGH

PDF Complete <3.5.310.2002 - Code Injection

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-36957. PoCs published by Zaira Alquicira.

AI-analyzed exploit summary This is a writeup detailing an unquoted service path vulnerability in PDF Complete 3.5.310.2002. The vulnerability allows local privilege escalation due to the service path containing spaces and not being enclosed in quotes.

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.

Exploits (1)

exploitdb WRITEUP
by Zaira Alquicira · textlocalwindows
https://www.exploit-db.com/exploits/49226

This is a writeup detailing an unquoted service path vulnerability in PDF Complete 3.5.310.2002. The vulnerability allows local privilege escalation due to the service path containing spaces and not being enclosed in quotes.

Classification
Writeup 90%
Attack Type
Lpe
Complexity
Trivial
Reliability
Reliable
Target: PDF Complete 3.5.310.2002
Auth required
Prerequisites: Local access to the system · Ability to write to the directory containing the executable
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory exploit
https://www.exploit-db.com/exploits/49226
Various Sources product
https://pdf-complete.informer.com/3.5/

Scores

CVSS v3 7.8
EPSS 0.0013
EPSS Percentile 2.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-428
Status published
Products (1)
Pdf-Complete/PDF Complete < 3.5.310.2002
Published Jan 26, 2026
Tracked Since Feb 18, 2026