Explorer
CVE-2023-54334
CRITICAL
Stack-based Buffer Overflow (CWE-121)
2026-01-13
disclosure@vulncheck.com
9.8
CVSS 3.1 · NVD
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NVD
PRIMARY
9.8
CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Lifecycle Timeline
3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Jan 30, 2026 - 15:51 vuln.today
Public exploit code
CVE Published
Jan 13, 2026 - 23:16 nvd
CRITICAL 9.8
DescriptionCVE.org
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.
AnalysisAI
Explorer32++ 1.3.5.531 has a buffer overflow in filename handling that corrupts the SEH chain with filenames over 396 characters. PoC available.
Technical ContextAI
Long filename arguments (>396 chars) overflow a buffer and corrupt SEH records (CWE-121).
RemediationAI
Avoid using this software until patched.
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External POC / Exploit Code
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