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Vulnerability record · CVE-2023-54335 · published 13 January 2026

CVE-2023-54335: Extplorer missing authentication for critical function vulnerability

Extplorer · Extplorer

eXtplorer 2.1.14 contains an authentication bypass vulnerability that allows attackers to login without a password by manipulating the login request. Attackers can exploit this flaw to upload malicious PHP files and execute remote commands on the vulnerable file management system.

9.3 CVSS 4.0 Critical EPSS 5.8% · top 7.2% CWE-306 · Missing authentication for critical function
9.3CVSS 4.0 base score
5.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

eXtplorer 2.1.14 contains an authentication bypass vulnerability that allows attackers to login without a password by manipulating the login request. Attackers can exploit this flaw to upload malicious PHP files and execute remote commands on the vulnerable file management system.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://extplorer.net/ Product
https://www.exploit-db.com/exploits/51067 ExploitThird Party Advisory
https://www.vulncheck.com/advisories/extplorer-authentication-bypass-remote-code-execution-rce Third Party Advisory
https://www.exploit-db.com/exploits/51067 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2019-25097Extplorer path traversal vulnerabilityA vulnerability was found in soerennb eXtplorer up to 2.1.12 and classified as critical. Affected by this issue is some unknown functionality of the …EPSS 1.0%9.8CVE-2019-25098Extplorer path traversal vulnerabilityA vulnerability was found in soerennb eXtplorer up to 2.1.12. It has been classified as critical. This affects an unknown part of the file include/ar…EPSS 1.0%9.8CVE-2019-7305Extplorer information exposure vulnerabilityInformation Exposure vulnerability in eXtplorer makes the /usr/ and /etc/extplorer/ system directories world-accessible over HTTP. Introduced in the …EPSS 1.8%9.8CVE-2012-6710Extplorer improper authentication vulnerabilityext_find_user in eXtplorer through 2.1.2 allows remote attackers to bypass authentication via a password[]= (aka an empty array) in an action=login r…EPSS 25%8.8CVE-2023-29657Extplorer unrestricted file upload vulnerabilityeXtplorer 2.1.15 is vulnerable to Insecure Permissions. File upload in file manager allows uploading zip file containing php pages with arbitrary cod…EPSS 1.1%8.8CVE-2023-27842Extplorer vulnerabilityInsecure Permissions vulnerability found in Extplorer File manager eXtplorer v.2.1.15 allows a remote attacker to execute arbitrary code via the inde…EPSS 2.4%7.8CVE-2016-4313Extplorer path traversal vulnerabilityDirectory traversal vulnerability in unzip/extract feature in eXtplorer 2.1.9 allows remote attackers to execute arbitrary files via a .. (dot dot) i…EPSS 8.7%7.2CVE-2017-12756Extplorer command injection vulnerabilityCommand inject in transfer from another server in extplorer 2.1.9 and prior allows attacker to inject command via the userfile[0] parameter.EPSS 1.2%

Source: NIST National Vulnerability Database (record CVE-2023-54335), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.