CLSA-2026-1792513900 openssh: Fix of CVE-2026-106587

CVE-2026-106587: sshd did not clear AuthorizedPrincipalsFile, TrustedUserCAKeys and Banner when a Match block set them to "none", so the global value stayed in effect before authentication; clear them in the pre-auth part of copysetserveroptions. Backport upstream commit 526fd277. -...

openssh: openssh: Information disclosure via shared compression side-channel

A flaw was found in OpenSSH. When session compression is enabled, an attacker with access to a shared Secure Shell SSH connection can exploit the compression state shared across multiplexed channels. By analyzing changes in transmitted packet lengths caused by repeated data patterns, the attacker...

UBUNTU-CVE-2026-77568

Mojolicious is a real-time web framework for Perl. Prior to 9.48, the Mojolicious CSRF helpers csrffield, csrftoken, and csrfprotect reuse an unchanged per-session token in rendered HTML. When response compression is enabled and attacker-influenced content is reflected in the same response, an...

CVE-2026-77568

Mojolicious is a real-time web framework for Perl. Prior to 9.48, the Mojolicious CSRF helpers csrffield, csrftoken, and csrfprotect reuse an unchanged per-session token in rendered HTML. When response compression is enabled and attacker-influenced content is reflected in the same response, an...

CVE-2026-77568 Mojolicious: CSRF tokens are vulnerable to BREACH attacks

Mojolicious is a real-time web framework for Perl. Prior to 9.48, the Mojolicious CSRF helpers csrffield, csrftoken, and csrfprotect reuse an unchanged per-session token in rendered HTML. When response compression is enabled and attacker-influenced content is reflected in the same response, an...

PT-2026-95476

Name of the Vulnerable Software and Affected Versions Mojolicious versions prior to 9.48 Description The CSRF helpers csrf field, csrf token, and csrf protect reuse an unchanged per-session token in rendered HTML. When response compression is enabled and attacker-influenced content is reflected i...

Crossing the Streams: SSH Plaintext Recovery Via a Common Compression Context in Multiplexed Channels

SSH is the standard protocol for secure remote administration of servers. At the transport layer, SSH uses the Binary Packet Protocol BPP for encrypted and authenticated communication. Above this, the SSH Connection Protocol multiplexes one or more logical channels over a single connection,...

CVE-2026-40203

CVE-2026-40203 affects Open-Xchange Dovecot when IMAP compression is enabled. The root cause is that the same compression state is reused across responses in a session, causing response sizes to depend on both attacker-supplied mail and other mail in the same mailbox. An attacker who can send mai...