HTTP Request Smuggling

Overview Affected versions of this package are vulnerable to HTTP Request Smuggling in HttpConversionUtil.toHttp3HeadersHttpMessage, boolean, reached through Http3FrameToHttpObjectCodecfalse, which processes the Host header before the authority carried in an absolute-form request-target, so a...

CVE-2026-100716

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-component walk that skips the first segment...

CVE-2026-100664

Netty's HTTP/3 codec io.netty:netty-codec-http3 versions 4.2.2.Final through 4.2.17.Final builds the HTTP/3 :authority pseudo-header from the HTTP/1 Host header before considering the authority of an absolute-form HTTP/1 request-target. In HttpConversionUtil.toHttp3HeadersHttpMessage, boolean —...

CVE-2026-100659

Netty's HTTP/3 codec io.netty:netty-codec-http3 in versions 4.2.0.Final through 4.2.17.Final does not enforce the RFC 9114 requirement that the :authority pseudo-header field and a literal host header field, when both present, carry the same value. A remote unauthenticated peer can send a single...

CVE-2026-100664

Netty's HTTP/3 codec io.netty:netty-codec-http3 versions 4.2.2.Final through 4.2.17.Final builds the HTTP/3 :authority pseudo-header from the HTTP/1 Host header before considering the authority of an absolute-form HTTP/1 request-target. In HttpConversionUtil.toHttp3HeadersHttpMessage, boolean —...

UBUNTU-CVE-2026-100664

Netty's HTTP/3 codec io.netty:netty-codec-http3 versions 4.2.2.Final through 4.2.17.Final builds the HTTP/3 :authority pseudo-header from the HTTP/1 Host header before considering the authority of an absolute-form HTTP/1 request-target. In HttpConversionUtil.toHttp3HeadersHttpMessage, boolean —...

CVE-2026-100716 Froxlor before 2.3.12 Privilege Escalation via Symlink

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-component walk that skips the first segment...

CVE-2026-100716 Froxlor before 2.3.12 Privilege Escalation via Symlink

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-component walk that skips the first segment...

CVE-2026-100716

The Froxlor server administration panel (versions 2.3.10 and earlier ) is vulnerable to a privilege escalation flaw in the customer data-export (DataDump) cron. The root cause is an off-by-one error in Froxlor leFileDir::makeCorrectDir(), which skips the first path segment below the customer home...

CVE-2026-100715 Froxlor before 2.3.12 Arbitrary File Deletion via Symlink

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 $fixedhomedir argument, so the symlink component walk is skipped, a...

CVE-2026-100715

Froxlor versions through 2.3.10 are vulnerable to arbitrary file deletion due to a symlink following flaw in the FTP data deletion cron task (deleteFtpData ). The vulnerability occurs because the FileDir::makeCorrectDir() function is called without the $fixed_homedir argument, causing the symlink...

EUVD-2026-87689

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-component walk that skips the first segment...

EUVD-2026-87688

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 $fixedhomedir argument, so the symlink component walk is skipped, a...

CVE-2026-100664 Netty 4.2.2 through 4.2.17 HTTP/1 Host Header Authority Confusion

Netty's HTTP/3 codec io.netty:netty-codec-http3 versions 4.2.2.Final through 4.2.17.Final builds the HTTP/3 :authority pseudo-header from the HTTP/1 Host header before considering the authority of an absolute-form HTTP/1 request-target. In HttpConversionUtil.toHttp3HeadersHttpMessage, boolean —...

CVE-2026-100664

Netty's HTTP/3 codec io.netty:netty-codec-http3 versions 4.2.2.Final through 4.2.17.Final builds the HTTP/3 :authority pseudo-header from the HTTP/1 Host header before considering the authority of an absolute-form HTTP/1 request-target. In HttpConversionUtil.toHttp3HeadersHttpMessage, boolean —...

CVE-2026-100664 Netty 4.2.2 through 4.2.17 HTTP/1 Host Header Authority Confusion

Netty's HTTP/3 codec io.netty:netty-codec-http3 versions 4.2.2.Final through 4.2.17.Final builds the HTTP/3 :authority pseudo-header from the HTTP/1 Host header before considering the authority of an absolute-form HTTP/1 request-target. In HttpConversionUtil.toHttp3HeadersHttpMessage, boolean —...

EUVD-2026-87758

Netty's HTTP/3 codec io.netty:netty-codec-http3 versions 4.2.2.Final through 4.2.17.Final builds the HTTP/3 :authority pseudo-header from the HTTP/1 Host header before considering the authority of an absolute-form HTTP/1 request-target. In HttpConversionUtil.toHttp3HeadersHttpMessage, boolean —...

CVE-2026-100664 Netty 4.2.2 through 4.2.17 HTTP/1 Host Header Authority Confusion

Netty's HTTP/3 codec io.netty:netty-codec-http3 versions 4.2.2.Final through 4.2.17.Final builds the HTTP/3 :authority pseudo-header from the HTTP/1 Host header before considering the authority of an absolute-form HTTP/1 request-target. In HttpConversionUtil.toHttp3HeadersHttpMessage, boolean —...

EUVD-2026-87753

Netty's HTTP/3 codec io.netty:netty-codec-http3 in versions 4.2.0.Final through 4.2.17.Final does not enforce the RFC 9114 requirement that the :authority pseudo-header field and a literal host header field, when both present, carry the same value. A remote unauthenticated peer can send a single...

CVE-2026-100659

Netty's HTTP/3 codec io.netty:netty-codec-http3 in versions 4.2.0.Final through 4.2.17.Final does not enforce the RFC 9114 requirement that the :authority pseudo-header field and a literal host header field, when both present, carry the same value. A remote unauthenticated peer can send a single...