Auth bypass in Extplorer
CVE-2023-54335
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.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.058 (92.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 92.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.053 · newest: 0.058 · change: +0.005
Affected products
- Extplorer — versions 0
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/51067 (Exploit, Third Party Advisory, exploit)
- extplorer.net/ (Product, product)
- www.vulncheck.com/advisories/extplorer-authentication-bypass-remote-code-execut… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2023-54335?
- CVE-2023-54335 is a critical-severity vulnerability in Extplorer, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2026-01-13.
- How severe is CVE-2023-54335?
- Critical severity. CVSS v3 base score is 9.8 out of 10.