Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: requires CAPNETADMIN to attach NGSM0710 ldisc. Any unprivileged user can attach to NGSM0710 ldisc, but it still requires CAPNETADMIN to create a GSM network. Additionally, it requires the initial namespace setting of...

PT-2026-42129

Name of the Vulnerable Software and Affected Versions NLnet Labs Unbound versions prior to 1.25.1 Description An issue exists in the jostle logic that can degrade resolution performance. When the num-queries-per-thread limit is reached, the jostle logic identifies slow-resolving queries for...

dovecot: ManageSieve: Denial of Service via crafted SASL initial response in AUTHENTICATE command

A flaw was found in ManageSieve. A remote attacker can exploit this vulnerability by sending a crafted SASL Simple Authentication and Security Layer initial response during the AUTHENTICATE command. This can cause the ManageSieve service to crash repeatedly, leading to a Denial of Service DoS for...

dovecot: ManageSieve: Denial of Service via crafted SASL initial response in AUTHENTICATE command

A flaw was found in ManageSieve. A remote attacker can exploit this vulnerability by sending a crafted SASL Simple Authentication and Security Layer initial response during the AUTHENTICATE command. This can cause the ManageSieve service to crash repeatedly, leading to a Denial of Service DoS for...

Important: dovecot security update

Dovecot is an IMAP server for Linux and other UNIX-like systems, written primarily with security in mind. It also contains a small POP3 server, and supports e-mail in either the maildir or mbox format. The SQL drivers and authentication plug-ins are provided as subpackages. Security Fixes: doveco...

EUVD-2026-30607

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, he LDAP and OAuth authentication flows use a TOCTOU Time-of-Check-Time-of-Use pattern for first-user admin role assignment. The regular signup handler signuphandler in auths.py, line...

dovecot: ManageSieve: Denial of Service via crafted SASL initial response in AUTHENTICATE command

A flaw was found in ManageSieve. A remote attacker can exploit this vulnerability by sending a crafted SASL Simple Authentication and Security Layer initial response during the AUTHENTICATE command. This can cause the ManageSieve service to crash repeatedly, leading to a Denial of Service DoS for...

dovecot: ManageSieve: Denial of Service via crafted SASL initial response in AUTHENTICATE command

A flaw was found in ManageSieve. A remote attacker can exploit this vulnerability by sending a crafted SASL Simple Authentication and Security Layer initial response during the AUTHENTICATE command. This can cause the ManageSieve service to crash repeatedly, leading to a Denial of Service DoS for...

RHEL 9 : dovecot (RHSA-2026:17626)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:17626 advisory. Dovecot is an IMAP server for Linux and other UNIX-like systems, written primarily with security in mind. It also contains a small POP3...

OpenBao 安全漏洞

OpenBao is an open-source sensitive data management software developed by OpenBao. Versions of OpenBao prior to 2.5.3 contained security vulnerabilities. These vulnerabilities arose from failures in deleting the initial namespace; subsequent retries failed to properly delete all data, potentially...

EUVD-2026-29922

A vulnerability exists where a connection requiring TLS incorrectly reuses an existing unencrypted connection from the same connection pool. If an initial transfer is made in clear-text via IMAP, SMTP, or POP3, a subsequent request to that same host bypasses the TLS requirement and instead transm...

CVE-2026-44240 basic-ftp allows a malicious FTP server to cause client-side denial of service via unbounded multiline control response buffering

basic-ftp is an FTP client for Node.js. Prior to 5.3.1, basic-ftp is vulnerable to client-side denial of service when parsing FTP control-channel multiline responses. A malicious or compromised FTP server can send an unterminated multiline response during the initial FTP banner phase, before...

CVE-2026-44240

basic-ftp is an FTP client for Node.js. Prior to 5.3.1, basic-ftp is vulnerable to client-side denial of service when parsing FTP control-channel multiline responses. A malicious or compromised FTP server can send an unterminated multiline response during the initial FTP banner phase, before...

CLSA-2026-1778614755 dovecot: Fix of 2 CVEs

CVE-2026-27858: managesieve: fix DoS via crafted message before authentication that caused excessive memory allocation - CVE-2025-59032: managesieve: fix crash when AUTHENTICATE command does not finish on the first call literal SASL initial response...

State of ransomware in 2026

With International Anti-Ransomware Day taking place on May 12, Kaspersky presents its annual report on the evolving global and regional ransomware cyberthreat landscape. Ransomware remains one of the most persistent and adaptive cyberthreats. In 2026: New families continue to emerge, adopting...

PT-2026-40037

Name of the Vulnerable Software and Affected Versions Schneider Electric EcoStruxure Panel Server affected versions not specified Description An insecure default resource initialization issue exists that may cause credentials to revert to initial settings under rare circumstances. This allows...

Unity Linux 20.1070e Security Update: postgresql (UTSA-2026-017787)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017787 advisory. A man-in-the-middle attacker can inject false responses to the client's first few queries, despite the use of SSL certificate verification and encryption. Tenable ha...

PT-2026-41196

Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.9.5 Description The validate url function in backend/open webui/retrieval/web/utils.py only validates the initial URL provided by the user. Downstream HTTP clients, including sync requests, async aiohttp, and...

SUSE CVE-2026-24767

NocoDB is software for building databases as spreadsheets. Prior to version 0.301.0, a blind Server-Side Request Forgery SSRF vulnerability exists in the uploadViaURL functionality due to an unprotected HEAD request. While the subsequent file retrieval logic correctly enforces SSRF protections, t...

UBUNTU-CVE-2026-43363

In the Linux kernel, the following vulnerability has been resolved: x86/apic: Disable x2apic on resume if the kernel expects so When resuming from s2ram, firmware may re-enable x2apic mode, which may have been disabled by the kernel during boot either because it doesn't support IRQ remapping or f...