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Vulnerability record · CVE-2021-43397 · published 11 November 2021

CVE-2021-43397: Liquidfiles insufficiently protected credentials vulnerability

Liquidfiles · Liquidfiles

LiquidFiles before 3.6.3 allows remote attackers to elevate their privileges from Admin (or User Admin) to Sysadmin.

8.8 CVSS 3.1 High EPSS 3.8% · top 10.3% CWE-522 · Insufficiently protected credentials
8.8CVSS 3.1 base score, v2 9.0
3.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References, 6 tagged exploit
17 Jun 2026Last modified by NVD

Description

LiquidFiles before 3.6.3 allows remote attackers to elevate their privileges from Admin (or User Admin) to Sysadmin.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

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

References

LinkTags
http://packetstormsecurity.com/files/164997/LiquidFiles-3.5.13-Privilege-Escalation.html ExploitThird Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2021/Nov/40 ExploitMailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2021/Nov/52 ExploitMailing ListThird Party Advisory
https://forum.liquidfiles.com/forums/news.6/ Vendor Advisory
https://man.liquidfiles.com/release_notes/version_3-6-x.html Release NotesVendor Advisory
http://packetstormsecurity.com/files/164997/LiquidFiles-3.5.13-Privilege-Escalation.html ExploitThird Party AdvisoryVDB Entry
http://seclists.org/fulldisclosure/2021/Nov/40 ExploitMailing ListThird Party Advisory
http://seclists.org/fulldisclosure/2021/Nov/52 ExploitMailing ListThird Party Advisory
https://forum.liquidfiles.com/forums/news.6/ Vendor Advisory
https://man.liquidfiles.com/release_notes/version_3-6-x.html Release NotesVendor Advisory

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Related vulnerabilities

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

9.0CVE-2020-29071Liquidfiles cross-site scripting vulnerabilityAn XSS issue was found in the Shares feature of LiquidFiles before 3.3.19. The issue arises from the insecure rendering of HTML files uploaded to the…EPSS 1.7%8.8CVE-2025-46093Liquidfiles incorrect permission assignment vulnerabilityLiquidFiles before 4.1.2 supports FTP SITE CHMOD for mode 6777 (setuid and setgid), which allows FTPDrop users to execute arbitrary code as root by l…EPSS 0.53%7.3CVE-2025-56132Liquidfiles vulnerabilityLiquidFiles filetransfer server is vulnerable to a user enumeration issue in its password reset functionality. The application returns distinguishabl…EPSS 0.70%6.1CVE-2023-4393Liquidfiles injection vulnerabilityHTML and SMTP injections on the registration page of LiquidFiles versions 3.7.13 and below, allow an attacker to perform more advanced phishing attac…EPSS 0.31%6.1CVE-2020-29072Liquidfiles inclusion from untrusted sphere vulnerabilityA Cross-Site Script Inclusion vulnerability was found on LiquidFiles before 3.3.19. This client-side attack requires user interaction (opening a link…EPSS 0.71%5.4CVE-2021-30140Liquidfiles cross-site scripting vulnerabilityLiquidFiles 3.4.15 has stored XSS through the "send email" functionality when sending a file via email to an administrator. When a file has no extens…EPSS 1.4%3.8CVE-2025-46094Liquidfiles vulnerabilityLiquidFiles before 4.1.2 allows directory traversal by configuring the pathname of a local executable file as an Actionscript.EPSS 0.53%9.8CVE-2021-22681Rockwell Logix Designer authentication bypass via weak key verificationRockwell Automation Studio 5000 Logix Designer (v21+) and RSLogix 5000 (v16-20) rely on a key to verify that Logix controllers are talking to genuine…KEVEPSS 64%analysed

Source: NIST National Vulnerability Database (record CVE-2021-43397), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.