CVE-2023-54334

CRITICAL

Explorer++ 1.3.5.531 - Buffer Overflow via Long File Name Argument

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2023-54334. PoCs published by Rafael Pedrero.

AI-analyzed exploit summary This exploit demonstrates a buffer overflow vulnerability in Explorer++ 1.3.5.531 by controlling the Structured Exception Handler (SEH) records via a long file name argument. The PoC shows SEH corruption with a unicode pattern, indicating potential arbitrary code execution.

Description

Explorer32++ 1.3.5.531 contains a buffer overflow vulnerability in Structured Exception Handler (SEH) records that allows attackers to execute arbitrary code. Attackers can exploit the vulnerability by providing a long file name argument over 396 characters to corrupt the SEH chain and potentially execute malicious code.

Exploits (1)

exploitdb WORKING POC
by Rafael Pedrero · textlocalwindows
https://www.exploit-db.com/exploits/51077

This exploit demonstrates a buffer overflow vulnerability in Explorer++ 1.3.5.531 by controlling the Structured Exception Handler (SEH) records via a long file name argument. The PoC shows SEH corruption with a unicode pattern, indicating potential arbitrary code execution.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Explorer++ 1.3.5.531
No auth needed
Prerequisites: Access to command line to launch Explorer32++.exe with malicious arguments
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3

Scores

CVSS v3 9.8
EPSS 0.0050
EPSS Percentile 38.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-787 CWE-121
Status published
Products (1)
explorerplusplus/explorer\+\+ 1.3.5.531
Published Jan 13, 2026
Tracked Since Feb 18, 2026