Froxlor vulnerabilities
We track 33 vulnerabilities in Froxlor products. 33 are rated high or critical, and none are known to be exploited. The most recent was published on November 3, 2026.
Latest Froxlor vulnerabilities
- 7.2 High severity
froxlor: Exposure of Sensitive Information to an Unauthorized Actor
Froxlor from 2.3.8 before 2.3.15 contains an information disclosure vulnerability that allows administrators with customers_see_all to view every account's API key and secret through an unscoped WHERE 1 query in api_keys.php. Attackers can read the super admin
- 9.9 Critical severity
froxlor: Improper Link Resolution Before File Access
Froxlor before 2.3.15 contains a symlink following vulnerability in Statistics::makeChownWithNewStats that allows authenticated customers to take ownership of arbitrary host directories by abusing the root-run traffic cron. Attackers can replace the goaccess s
- 8.5 High severity
froxlor: Improper Neutralization of Special Elements in Output Used by a Downstream Component
Froxlor 0.10.0 before 2.3.14 contains a newline injection vulnerability that allows authenticated customers to inject arbitrary entries into the root-owned NSS group database via the unvalidated additional_members parameter of the Ftps.add API. Attackers can e
- 7.7 High severity
froxlor: Improper Neutralization of Input During Web Page Generation
Froxlor 2.0.0 before 2.3.14 contains a stored cross-site scripting vulnerability that allows authenticated customers to inject HTML and JavaScript by setting a malicious theme value via customer_index.php. Script executes when an administrator views the custom
- 8.7 High severity
froxlor: Improper Neutralization of Input During Web Page Generation
Froxlor 2.0.0 through 2.3.10 is vulnerable to stored cross-site scripting. When a customer (the lowest-privileged authenticated role) uploads an SSL certificate for one of their own domains, the Certificates API add()/update() methods parse it with openssl_x50
- 7.1 High severity
froxlor: Incorrect Default Permissions
Froxlor through 2.3.10 does not enforce the mail.allow_external_domains policy in the EmailSender.add API command. When an administrator has enabled the allowed-sender feature but disabled external allowed-sender domains (mail.enable_allow_sender = 1, mail.all
- 9.9 Critical severity
froxlor: Improper Neutralization of CRLF Sequences
froxlor is a server administration panel. In versions 2.3.10 and earlier, Validate::validateUrl rejects carriage return and line feed characters only in the path, query and fragment components returned by parse_url, and never inspects the userinfo (user:pass@)
- 9.9 Critical severity
froxlor: Improper Link Resolution Before File Access
Froxlor is a server administration panel. In versions 2.3.10 and earlier, the customer data-export (DataDump) cron fails to validate intermediate path components of the export destination: Froxlor\FileDir::makeCorrectDir() contains an off-by-one in its path-co
- 9.6 Critical severity
froxlor: Improper Link Resolution Before File Access
Froxlor through 2.3.10 is vulnerable to arbitrary file deletion via symlink following in the FTP data deletion cron task. Cron task 8 (deleteFtpData), queued when an FTP account is deleted, calls FileDir::makeCorrectDir() without the $fixed_homedir argument, s
- 9.1 Critical severity
froxlor: Improper Neutralization of Argument Delimiters in a Command
Froxlor before 2.3.12 does not restrict or escape the system.letsencryptchallengepath setting: unlike sibling settings hardened in GHSA-33mp, the field has no string_regexp or required_otp guard, and its value is concatenated unescaped into the acme.sh command
- 7.8 High severity
froxlor: Time-of-check Time-of-use (TOCTOU) Race Condition
Froxlor 2.3.10 and earlier contain a time-of-check time-of-use (TOCTOU) race condition in the SSH key synchronization cron (lib/Froxlor/Cron/System/SshKeys.php, SshKeys::generateFiles). The containment/symlink validation performed by FileDir::makeCorrectDir()/
- 7.5 High severity
froxlor versions before 2.3.12 fail to invalidate existing panel sessions, API keys, and 2FA…
froxlor versions before 2.3.12 fail to invalidate existing panel sessions, API keys, and 2FA trust cookies when a user password is changed. Attackers holding hijacked sessions, valid API keys, or 2FA trust tokens retain full account access after password rotat
- 7.5 High severity
froxlor: Improper Authentication
Froxlor through 2.3.10 stores only a numeric user ID in remembered-2FA tokens (panel_2fa_tokens) without recording the account namespace, and the remembered-token lookup during login is not constrained to the customer or administrator account type. Because cus
- 7.1 High severity
froxlor: Exposure of Sensitive Information to an Unauthorized Actor
Froxlor before 2.3.13 returns the ssl_key_file column — which stores the raw PEM TLS private-key content — verbatim in the JSON responses of the Certificates.get and Certificates.listing API commands, because the results of the underlying domain_ssl_settings q
- 9.9 Critical severity
froxlor: Improper Neutralization of CRLF Sequences
froxlor versions before 2.2.5 fail to validate newline characters in subdomain redirect URLs, allowing authenticated customers to inject arbitrary nginx or Apache configuration directives. Attackers can supply URLs containing literal newlines that are written
- 7.3 High severity
froxlor: Incorrect Permission Assignment for Critical Resource
Froxlor before 2.2.0 (affected up to and including 2.2.0-rc3) generates /etc/pure-ftpd/db/mysql.conf with mode 0644 via the XML configuration templates in lib/configfiles/, even though the file contains the Froxlor SQL user's password. On systems where the par
- 9.0 Critical severity
froxlor: Exposure of Sensitive Information to an Unauthorized Actor
Froxlor is open source server administration software. From 2.3.7 until 2.3.8, the Customers.get, Customers.listing, Admins.get, Admins.listing, Ftps.get, and Ftps.listing API commands in lib/Froxlor/Api/Commands/Customers.php, lib/Froxlor/Api/Commands/Admins.
- 7.2 High severity
froxlor: Improper Neutralization of Special Elements used in an SQL Command
Froxlor is open source server administration software. Prior to 2.3.8, the Admins.add and Admins.update endpoints in lib/Froxlor/Api/Commands/Admins.php accept an attacker-controlled ipaddress array and store it as JSON in panel_admins.ip without enforcing num
- 8.7 High severity
froxlor: Improper Neutralization of Input During Web Page Generation
Froxlor is open source server administration software. Prior to 2.3.8, DNS TXT record content accepted by lib/Froxlor/Api/Commands/DomainZones.php can contain HTML special characters, lib/Froxlor/UI/Callbacks/Text.php returns the content from Text::wordwrap wi
- 8.1 High severity
froxlor: Improper Authentication
Froxlor is open source server administration software. Prior to 2.3.7, the API authentication path in lib/Froxlor/Api/FroxlorRPC.php and FroxlorRPC::validateAuth accepts an API key and secret for an administrator or customer account without checking type_2fa,
- 8.6 High severity
froxlor: Improper Neutralization of Special Elements in Output Used by a Downstream Component
Froxlor is open source server administration software. In version 2.3.6 and earlier, the LOC record regex uses `\s+` which matches newlines (allowing embedded newlines to pass), TLSA `matchingType=0` has no upper bound on hex data length, and all validators re
- 8.8 High severity
froxlor: Improper Link Resolution Before File Access
Froxlor is open source server administration software. Version 2.3.6 contains a symlink-following flaw in the root-owned SSH key synchronization path used for customer FTP users. The provisioning code appends public keys to `~/.ssh/authorized_keys` under a cus
- 8.6 High severity
froxlor: Incorrect Authorization
Froxlor is open source server administration software. Version 2.3.6 lets administrators configure `system.available_shells` as the approved shell list that customers may assign to FTP users. However, the server-side FTP account handlers do not enforce that wh
- 7.6 High severity
froxlor: Improper Neutralization of Special Elements in Output Used by a Downstream Component
Froxlor is open source server administration software. Prior to version 2.3.7, the `DomainZones.add` API endpoint does not sanitize newline characters in TXT record content. An authenticated customer with DNS editing enabled can inject newlines into TXT record
- 7.5 High severity
froxlor: Improper Link Resolution Before File Access
Froxlor is open source server administration software. Prior to version 2.3.6, `DataDump.add()` constructs the export destination path from user-supplied input without passing the `$fixed_homedir` parameter to `FileDir::makeCorrectDir()`, bypassing the symlink
- 8.5 High severity
froxlor: Improper Neutralization of CRLF Sequences
Froxlor is open source server administration software. Prior to version 2.3.6, `DomainZones::add()` accepts arbitrary DNS record types without a whitelist and does not sanitize newline characters in the `content` field. When a DNS type not covered by the if/el
- 9.1 Critical severity
froxlor: Improper Control of Generation of Code
Froxlor is open source server administration software. Prior to version 2.3.6, `PhpHelper::parseArrayToString()` writes string values into single-quoted PHP string literals without escaping single quotes. When an admin with `change_serversettings` permission a
- 9.9 Critical severity
froxlor: Improper Control of Filename for Include/Require Statement in PHP Program
Froxlor is open source server administration software. Prior to version 2.3.6, the Froxlor API endpoint `Customers.update` (and `Admins.update`) does not validate the `def_language` parameter against the list of available language files. An authenticated custo
- 8.8 High severity
froxlor: Improper Neutralization of Special Elements in Output Used by a Downstream Component
Froxlor is open source server administration software. Prior to version 2.3.5, the DomainZones.add API endpoint (accessible to customers with DNS enabled) does not validate the content field for several DNS record types (LOC, RP, SSHFP, TLSA). An attacker can
- 9.1 Critical severity
Froxlor: Improper Neutralization of Special Elements used in an OS Command
Froxlor is open source server administration software. Prior to 2.3.4, a typo in Froxlor's input validation code (== instead of =) completely disables email format checking for all settings fields declared as email type. This allows an authenticated admin to s
- 7.8 High severity
Froxlor: Improper Authentication
Froxlor is open-source server administration software. A vulnerability in versions prior to 2.2.6 allows users (such as resellers or customers) to create accounts with the same email address as an existing account. This creates potential issues with account id
- 9.6 Critical severity
Froxlor: Improper Neutralization of Input During Web Page Generation
Froxlor is open source server administration software. Prior to 2.1.9, a Stored Blind Cross-Site Scripting (XSS) vulnerability was identified in the Failed Login Attempts Logging Feature of the Froxlor Application. An unauthenticated User can inject malicious
- 7.5 High severity
Froxlor is open source server administration software.
Froxlor is open source server administration software. Prior to version 2.1.2, it was possible to submit the registration form with the essential fields, such as the username and password, left intentionally blank. This inadvertent omission allowed for a bypas