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CVE Vulnerability Details :
CVE-2023-53959
PUBLISHED
More InfoOfficial Page
Assigner-VulnCheck
Assigner Org ID-83251b91-4cc7-4094-a5c7-464a1b83ea10
View Known Exploited Vulnerability (KEV) details
Published At-19 Dec, 2025 | 21:05
Updated At-19 Dec, 2025 | 21:29
Rejected At-
▼CVE Numbering Authority (CNA)
FileZilla Client 3.63.1 DLL Hijacking via Missing TextShaping.dll

FileZilla Client 3.63.1 contains a DLL hijacking vulnerability that allows attackers to execute malicious code by placing a crafted TextShaping.dll in the application directory. Attackers can generate a reverse shell payload using msfvenom and replace the missing DLL to achieve remote code execution when the application launches.

Affected Products
Vendor
filezilla-project
Product
FileZilla Client
Versions
Affected
  • 3.63.1
Problem Types
TypeCWE IDDescription
CWECWE-427Uncontrolled Search Path Element
Type: CWE
CWE ID: CWE-427
Description: Uncontrolled Search Path Element
Metrics
VersionBase scoreBase severityVector
4.08.5HIGH
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
3.19.8CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Version: 4.0
Base score: 8.5
Base severity: HIGH
Vector:
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Version: 3.1
Base score: 9.8
Base severity: CRITICAL
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
finder
Bilal Qureshi
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.exploit-db.com/exploits/51267
exploit
https://filezilla-project.org/
product
https://www.vulncheck.com/advisories/filezilla-client-dll-hijacking-via-missing-textshapingdll
third-party-advisory
Hyperlink: https://www.exploit-db.com/exploits/51267
Resource:
exploit
Hyperlink: https://filezilla-project.org/
Resource:
product
Hyperlink: https://www.vulncheck.com/advisories/filezilla-client-dll-hijacking-via-missing-textshapingdll
Resource:
third-party-advisory
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found