CVE-2026-41235

CVE-2026-41235 affects Froxlor 2.3.6 where system.available_shells is used to present allowed shells but not enforced by server-side Ftps::add/ Ftps::update. An authenticated customer with shell delegation can submit an arbitrary shell (e.g., /bin/bash); with nssextrausers integration this shell ...

CVE-2026-41235 Froxlor has an authorization bypass in FTP shell assignment via missing server-side `available_shells` enforcement

Froxlor is open source server administration software. Version 2.3.6 lets administrators configure system.availableshells as the approved shell list that customers may assign to FTP users. However, the server-side FTP account handlers do not enforce that whitelist when processing add or edit...

CVE-2026-41235 Froxlor has an authorization bypass in FTP shell assignment via missing server-side `available_shells` enforcement

Froxlor is open source server administration software. Version 2.3.6 lets administrators configure system.availableshells as the approved shell list that customers may assign to FTP users. However, the server-side FTP account handlers do not enforce that whitelist when processing add or edit...

CVE-2026-41234

CVE-2026-41234 affects Froxlor prior to 2.3.7, where the DomainZones.add API does not sanitize newline characters in TXT records. An authenticated user with DNS editing enabled can inject newlines into TXT content, causing the TXT value to break out of the line in the generated BIND zone file. Th...

CVE-2026-41234 Froxlor: BIND Zone File Injection via TXT Record Content

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 values, which break out of the record...

CVE-2026-41234 Froxlor: BIND Zone File Injection via TXT Record Content

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 values, which break out of the record...

CVE-2026-41234 Froxlor: BIND Zone File Injection via TXT Record Content

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 values, which break out of the record...

CVE-2026-41234

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 values, which break out of the record...

Froxlor security vulnerabilities

Froxlor is a set of lightweight server management software developed by the Froxlor team. Versions of Froxlor prior to 2.3.7 contained security vulnerabilities. These vulnerabilities stemmed from the fact that the DomainZones.add API endpoint did not clean newline characters from TXT records,...

CVE-2026-41234: 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 values, which break out of the record...

Froxlor injection vulnerability

Froxlor is a set of lightweight server management software developed by the Froxlor team. Versions of Froxlor 2.3.6 and earlier contained an injection vulnerability. This vulnerability stemmed from the LOC record’s regular expression matching of line breaks, and the unlimited TLSA validation, whi...

Froxlor Postback Link Vulnerability

Froxlor is a set of lightweight server management software developed by the Froxlor team. Version 2.3.6 of Froxlor contains a post-installation link vulnerability. This vulnerability stems from a symbolic link follow-up flaw in the SSH key synchronization path, which may allow root access via SSH...

Froxlor security vulnerabilities

Froxlor is a set of lightweight server management software developed by the Froxlor team. Version 2.3.6 of Froxlor contains a security vulnerability. This vulnerability stems from the fact that the FTP account processing program does not enforce a shell whitelist, which may allow arbitrary shell...

CVE-2026-41235: Incorrect Authorization

Froxlor is open source server administration software. Version 2.3.6 lets administrators configure system.availableshells as the approved shell list that customers may assign to FTP users. However, the server-side FTP account handlers do not enforce that whitelist when processing add or edit...

CVE-2026-41237: 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 return raw input without zone-file escaping...

CVE-2026-41236: 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/authorizedkeys under a customer-controlled home directory without...

Froxlor's API Authentication bypasses 2FA Authentication

Summary Froxlor's API authentication FroxlorRPC::validateAuth does not enforce Two-Factor Authentication. When a user admin or customer enables 2FA on their account, the web UI correctly requires a TOTP code after password verification. However, the API accepts requests authenticated with only an...

GHSA-F9RX-7WF7-JR36 Froxlor's API Authentication bypasses 2FA Authentication

Summary Froxlor's API authentication FroxlorRPC::validateAuth does not enforce Two-Factor Authentication. When a user admin or customer enables 2FA on their account, the web UI correctly requires a TOTP code after password verification. However, the API accepts requests authenticated with only an...

Improper Authentication

Overview froxlor/froxlor is a server administration software. Affected versions of this package are vulnerable to Improper Authentication due to the lack of two-factor authentication enforcement in the validateAuth process. An attacker can gain unauthorized access to sensitive account operations ...

Froxlor: BIND Zone File Injection via TXT Record Content

Summary 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 values, which break out of the record line in the generated BIND zone file. This enables injection of arbitra...