Amazon Linux 2 : nginx, --advisory ALAS2NGINX1-2026-011 (ALASNGINX1-2026-011)

The version of nginx installed on the remote host is prior to 1.28.3-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2NGINX1-2026-011 advisory. When the ngxmailauthhttpmodule module is enabled on NGINX Plus or NGINX Open Source, undisclosed requests can cause...

Amazon Linux 2 : containerd, --advisory ALAS2DOCKER-2026-104 (ALASDOCKER-2026-104)

"The version of containerd installed on the remote host is prior to 2.1.5-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2DOCKER-2026-104 advisory. url.Parse insufficiently validated the host/authority component and accepted some invalid URLs. CVE-2026-25679 On...

Amazon Linux 2 : perl-XML-Parser, --advisory ALAS2-2026-3230 (ALAS-2026-3230)

The version of perl-XML-Parser installed on the remote host is prior to 2.41-10. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3230 advisory. XML::Parser versions through 2.47 for Perl could overflow the pre-allocated buffer size cause a heap corruption...

Important: openssl11

Issue Overview: Potential use-after-free in DANE client code CVE-2026-28387 NULL Pointer Dereference When Processing a Delta CRL NOTE: https://openssl-library.org/news/secadv/20260407.txt CVE-2026-28388 Possible NULL dereference when processing CMS KeyAgreeRecipientInfo CVE-2026-28389 Possible NU...

Medium: tigervnc

Issue Overview: In TigerVNC before 1.16.2, Image.cxx in x0vncserver allows other users to observe or manipulate the screen contents, or cause an application crash, because of incorrect permissions. CVE-2026-34352 Affected Packages: tigervnc Note: This advisory is applicable to Amazon Linux 2 AL2...

Medium: oci-add-hooks

Issue Overview: url.Parse insufficiently validated the host/authority component and accepted some invalid URLs. CVE-2026-25679 On Unix platforms, when listing the contents of a directory using File.ReadDir or File.Readdir the returned FileInfo could reference a file outside of the Root in which t...

Medium: oci-add-hooks

Issue Overview: url.Parse insufficiently validated the host/authority component and accepted some invalid URLs. CVE-2026-25679 On Unix platforms, when listing the contents of a directory using File.ReadDir or File.Readdir the returned FileInfo could reference a file outside of the Root in which t...

Medium: amazon-ecr-credential-helper

Issue Overview: url.Parse insufficiently validated the host/authority component and accepted some invalid URLs. CVE-2026-25679 On Unix platforms, when listing the contents of a directory using File.ReadDir or File.Readdir the returned FileInfo could reference a file outside of the Root in which t...

Amazon Linux 2 : amazon-efs-utils, --advisory ALAS2-2026-3245 (ALAS-2026-3245)

The version of amazon-efs-utils installed on the remote host is prior to 3.0.0-4. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3245 advisory. time provides date and time handling in Rust. From 0.3.6 to before 0.3.47, when user-provided input is provided t...

Amazon Linux 2 : libtiff, --advisory ALAS2-2026-3235 (ALAS-2026-3235)

The version of libtiff installed on the remote host is prior to 4.0.3-35. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-3235 advisory. A flaw was found in the libtiff library. A remote attacker could exploit a signed integer overflow vulnerability in the...

Header Injection

Axios is vulnerable to Header Injection. The vulnerability is due to the presence of a gadget chain that allows existing Prototype Pollution in dependent code to be escalated, enabling attackers to achieve remote code execution or access sensitive resources such as AWS IMDSv2 metadata...

A week in security (April 6 – April 12)

Last week on Malwarebytes Labs: Fake Claude site installs malware that gives attackers access to your computer ClickFix finds a new way to infect Macs Scammers pose as Amazon support to steal your account NSFW app leak exposes 70,000 prompts linked to individual users 30,000 private Facebook imag...

Important: javapackages-bootstrap

Issue Overview: Directory Traversal vulnerability in the extractFile method of org.codehaus.plexus.util.Expand in plexus-utils before 6d780b3378829318ba5c2d29547e0012d5b29642. This allows an attacker to execute arbitrary code CVE-2025-67030 Affected Packages: javapackages-bootstrap Issue...

Important: python3.13

Issue Overview: The webbrowser.open API would accept leading dashes in the URL which could be handled as command line options for certain web browsers. New behavior rejects leading dashes. Users are recommended to sanitize URLs prior to passing to webbrowser.open. CVE-2026-4519 Affected Packages:...

Amazon Linux 2023 : nerdctl (ALAS2023-2026-1535)

"It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1535 advisory. url.Parse insufficiently validated the host/authority component and accepted some invalid URLs. CVE-2026-25679 On Unix platforms, when listing the contents of a directory using File.ReadDir o...

Amazon Linux 2023 : python3.13, python3.13-devel, python3.13-freethreading (ALAS2023-2026-1555)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1555 advisory. The webbrowser.open API would accept leading dashes in the URL whichcould be handled as command line options for certain web browsers. Newbehavior rejects leading dashes. Users are recommended to...

Amazon Linux 2023 : polkit, polkit-devel, polkit-libs (ALAS2023-2026-1546)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1546 advisory. A flaw was found in polkit. A local user can exploit this by providing a specially crafted, excessively long input to the polkit-agent-helper-1 setuid binary via standard input stdin. This unbounded...

Amazon Linux 2023 : plexus-utils, plexus-utils-javadoc (ALAS2023-2026-1545)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1545 advisory. Directory Traversal vulnerability in the extractFile method of org.codehaus.plexus.util.Expand in plexus- utils before 6d780b3378829318ba5c2d29547e0012d5b29642. This allows an attacker to execute...

Amazon Linux 2023 : tigervnc, tigervnc-icons, tigervnc-license (ALAS2023-2026-1537)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1537 advisory. In TigerVNC before 1.16.2, Image.cxx in x0vncserver allows other users to observe or manipulate the screen contents, or cause an application crash, because of incorrect permissions. CVE-2026-34352...

Amazon Linux 2023 : python3.11, python3.11-devel, python3.11-idle (ALAS2023-2026-1558)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1558 advisory. The webbrowser.open API would accept leading dashes in the URL whichcould be handled as command line options for certain web browsers. Newbehavior rejects leading dashes. Users are recommended to...