CVE-2026-67191 Xlight FTP Server < 3.9.5 Pre-Auth Heap Buffer Overflow via SSH Parser

Xlight FTP Server before 3.9.5 contains a pre-authentication heap buffer overflow vulnerability that allows remote unauthenticated attackers to write past the end of a heap buffer by sending a malformed SSH client identification string. A logic error in the recv loop's termination condition uses ...

CVE-2026-67191 Xlight FTP Server < 3.9.5 Pre-Auth Heap Buffer Overflow via SSH Parser

Xlight FTP Server before 3.9.5 contains a pre-authentication heap buffer overflow vulnerability that allows remote unauthenticated attackers to write past the end of a heap buffer by sending a malformed SSH client identification string. A logic error in the recv loop's termination condition uses ...

EUVD-2026-50398

Xlight FTP Server before 3.9.5 contains a pre-authentication heap buffer overflow vulnerability that allows remote unauthenticated attackers to write past the end of a heap buffer by sending a malformed SSH client identification string. A logic error in the recv loop's termination condition uses ...

CVE-2026-67191

Xlight FTP Server prior to 3.9.5 is affected by a pre-authentication heap buffer overflow in the SSH parser. A logic error in the recv loop termination (OR instead of AND) enables exploitation on any SSH or SFTP connection before authentication, allowing remote unauthenticated access with high im...

PT-2026-65836

Xlight FTP Server before 3.9.5 contains a pre-authentication heap buffer overflow vulnerability that allows remote unauthenticated attackers to write past the end of a heap buffer by sending a malformed SSH client identification string. A logic error in the recv loop's termination condition uses ...

MAL-2026-11127 Malicious code in app-sima-layer (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 3a34ad4e52b9e8255bcfa74cbb6aa18811b0c8d80819a75c6bbfc36d79757b66 The package's postinstall script performs three coordinated attacks against the installer at install time. First, on Linux it fetches an SSH public k...

libssh2: libssh2: Denial of service or information disclosure via malformed SSH publickey response

A flaw in libssh2 allows a malicious SSH server to send a malformed public key response, triggering an invalid memory cleanup. This can cause the connecting client application to crash or leak information...

CVE-2026-66035

A flaw was found in libssh2. A malicious SSH server can exploit a pre-authentication heap buffer overflow vulnerability by sending a specially crafted packet during the Encrypt-then-MAC ETM cipher negotiation. This allows the server to corrupt heap memory, potentially leading to arbitrary code...

CVE-2026-14837 SSH Enablement Signature Verification Bypass

Multiple Lenze products are affected by an improper signature verification vulnerability in the SSH enablement mechanism. A low-privileged local attacker can bypass verification of the SSH enable file signature and enable SSH access on the device. Successful exploitation may result in unauthorize...

MiracleLinux 8 : container-tools:rhel8 (AXSA:2026-1348:01)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1348:01 advisory. net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME CVE-2026-33811 golang.org/x/crypto/ssh: golang:...

DEBIAN-CVE-2026-66035

libssh2 through 1.11.1, fixed in commit 42e33d8, contains a pre-authentication heap buffer overflow vulnerability that allows a malicious SSH server to corrupt heap metadata in any connecting client by sending a packet with a packetlength smaller than the cipher's block size during Encrypt-then-M...

CVE-2026-66032

libssh2 through 1.11.1, fixed in commit 5e47761, contains a double-free vulnerability in the sftpopen function in src/sftp.c that allows a malicious SSH server to corrupt the heap of any authenticated client opening an SFTP session. When a server responds to SSHFXPOPEN with SSHFXPSTATUS containin...

Russh: Pre-auth remote panic via all-zero Curve25519 peer public value (encode_mpint OOB)

A pre-authentication denial-of-service panic in russh 0.62.2 commit c4be19f1915c8682f4615c3fd50008512b474491, current default branch main as of 2026-07-22. An unauthenticated client sends a single SSHMSGKEXECDHINIT whose QC is 32 zero bytes. russh's Curve25519 KEX does not reject the all-zero pee...

EUVD-2026-48312

Void through 1.3.4 contains a path traversal vulnerability in the AI agent file-reading tools that allows network-adjacent attackers to read arbitrary host files outside the open workspace by injecting instructions into content the agent processes. Attackers can supply absolute paths or file://...

JLSEC-2026-779

A malicious SCP server can send unexpected paths that could make the client application override local files outside of working directory. This could be misused to create malicious executable or configuration files and make the user execute them under specific consequences. This is the same issue...

JLSEC-2026-780

A flaw was found in libssh where it can attempt to open arbitrary files during configuration parsing. A local attacker can exploit this by providing a malicious configuration file or when the system is misconfigured. This vulnerability could lead to a Denial of Service DoS by causing the system t...

End-to-End Encryption and “Going Dark”

New paper: "Encryption and Globalization 15 Years Later: End-to-End Encryption and the Third Round of the 'Going Dark' Debate": Abstract : This Article updates and expands on 2012 research on encryption and globalization, analyzing what the authors call "Round 3" of the Going Dark Debate: the...

CVE-2026-63226

Printers and Multifunction Printers MFPs provided by Ricoh Company, Ltd. do not implement restrictions on SSH port forwarding, allowing to connect to arbitrary destinations. When SSH is enabled on an affected product, SSH port forwarding may be leveraged to connect to other node on the LAN...

Ricoh printers and Multifunction Printers (MFPs) missing restriction on SSH port forwarding

Overview Some series of printers and Multifunction Printers MFPs provided by Ricoh Company, Ltd. provide SSH service, but no restriction is implemented on SSH port forwarding. Improper restriction of communication channel to intended endpoints CWE-923 - CVE-2026-63226 Brandon Roach and Bryan...

CVE-2026-63226

Printers and Multifunction Printers MFPs provided by Ricoh Company, Ltd. do not implement restrictions on SSH port forwarding, allowing to connect to arbitrary destinations. When SSH is enabled on an affected product, SSH port forwarding may be leveraged to connect to other node on the LAN...