PYSEC-2026-3868 NLTK: Uncontrolled search path when invoking the Graphviz 'dot' binary

Two NLTK sites executed the Graphviz dot program by bare name, so process creation resolved it via the search path — and on Windows via the current working directory — rather than a validated absolute location. An attacker who can place a file named dot where resolution looks the CWD on Windows, ...

SUSE CVE-2026-59944

Composer is a dependency Manager for the PHP language. From 1.0 until 2.2.30 and from 2.3.0 until 2.10.3, a malicious or compromised dependency can bypass the earlier CVE-2026-59946 binary-path hardening because Composer validates literal parent-directory segments only during dependency resolutio...

CVE-2026-88062: Improper Control of Generation of Code

OmniRoute is an open-source AI gateway providing a single endpoint for multiple model providers. In 3.8.49 and earlier, the OmniRoute POST /api/acp/agents custom ACP agent endpoint accepted attacker-controlled binary and versionCommand values and used only a self-consistency check before...

offensive-security-writeups

Offensive Security Write-ups from the CTF challenges tackled...

SUSE CVE-2026-84226

OpenVPN version 2.5.0 through 2.6.22 and 2.7alpha1 through 2.7.6 on Windows allows local authenticated users to perform a binary planting attack during network configuration steps...

CVE-2026-86733

Snipe-IT before 8.7.0 streams the SQL entry from an uploaded backup archive directly into the MySQL/MariaDB command-line client mysql without the --binary-mode flag, so the client interprets lines beginning with backslash commands such as ! as local shell commands. An authenticated...

Important: Red Hat Security Advisory: libyang security update

An update for libyang is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

libyang: libyang: Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob

A flaw was found in libyang, a YANG data modeling language library. An integer overflow in the lybreadstring function can lead to a heap buffer overflow when parsing a maliciously crafted LYB binary blob. A remote attacker, by supplying this malicious LYB data to any libyang consumer such as a...

CVE-2026-86733 Snipe-IT before 8.7.0 Remote Code Execution via Backup Restore

Snipe-IT before 8.7.0 streams the SQL entry from an uploaded backup archive directly into the MySQL/MariaDB command-line client mysql without the --binary-mode flag, so the client interprets lines beginning with backslash commands such as ! as local shell commands. An authenticated...

CVE-2026-86733

Snipe-IT before 8.7.0 is vulnerable to remote code execution via its backup restore feature. The application streams SQL from an uploaded backup archive directly into the MySQL/MariaDB command-line client without the --binary-mode flag, causing the client to interpret backslash commands (e.g., \!...

CVE-2026-86733 Snipe-IT before 8.7.0 Remote Code Execution via Backup Restore

Snipe-IT before 8.7.0 streams the SQL entry from an uploaded backup archive directly into the MySQL/MariaDB command-line client mysql without the --binary-mode flag, so the client interprets lines beginning with backslash commands such as ! as local shell commands. An authenticated...

Important: Red Hat Security Advisory: libyang security, bug fix, and enhancement update

An update for libyang is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

libyang: libyang: Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob

A flaw was found in libyang, a YANG data modeling language library. An integer overflow in the lybreadstring function can lead to a heap buffer overflow when parsing a maliciously crafted LYB binary blob. A remote attacker, by supplying this malicious LYB data to any libyang consumer such as a...

libyang: libyang: Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob

A flaw was found in libyang, a YANG data modeling language library. An integer overflow in the lybreadstring function can lead to a heap buffer overflow when parsing a maliciously crafted LYB binary blob. A remote attacker, by supplying this malicious LYB data to any libyang consumer such as a...

Important: Red Hat Security Advisory: libyang security, bug fix, and enhancement update

An update for libyang is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

RHEL 9 : libyang (RHSA-2026:65467)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:65467 advisory. Libyang is YANG data modeling language parser and toolkit written and providing API in C. Security Fixes: libyang: libyang: Denial of Service or...

RHEL 9 : libyang (RHSA-2026:65477)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:65477 advisory. Libyang is YANG data modeling language parser and toolkit written and providing API in C. Security Fixes: libyang: libyang: Denial of Service or...

RHEL 9 : libyang (RHSA-2026:65508)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:65508 advisory. Libyang is YANG data modeling language parser and toolkit written and providing API in C. Security Fixes: libyang: libyang: Denial of Service or...

CVE-2026-86540

knowns versions before 0.30.0 fail to validate the settings.lsp.languages binary field in project configuration files, allowing attackers to execute arbitrary binaries by crafting a malicious .knowns/config.json file. When a repository with a crafted configuration is opened, the unvalidated binar...

CVE-2026-86540 knowns before 0.30.0 Arbitrary Code Execution via LSP Binary

knowns versions before 0.30.0 fail to validate the settings.lsp.languages binary field in project configuration files, allowing attackers to execute arbitrary binaries by crafting a malicious .knowns/config.json file. When a repository with a crafted configuration is opened, the unvalidated binar...