CVE-2026-39886

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. Versions 3.4.0 through 3.4.9 have a signed integer overflow vulnerability in OpenEXR's HTJ2K High-Throughput JPEG 2000 decompression path. The htundoimp...

CVE-2026-39861 Claude Code: Sandbox Escape via Symlink Following Allows Arbitrary File Write Outside Workspace

Claude Code is an agentic coding tool. Prior to version 2.1.64, Claude Code's sandbox did not prevent sandboxed processes from creating symlinks pointing to locations outside the workspace. When Claude Code subsequently wrote to a path within such a symlink, its unsandboxed process followed the...

CVE-2026-39861

CVE-2026-39861 affects Claude Code prior to version 2.1.64. The sandbox could be escaped by following symlinks outside the workspace when a path under a symlink was written to, allowing an unsandboxed process to reach arbitrary locations. This could enable code execution outside the sandbox under...

CVE-2026-39396 OpenBao has Decompression Bomb via Unbounded Copy in OCI Plugin Extraction (DoS)

OpenBao is an open source identity-based secrets management system. Prior to version 2.5.3, ExtractPluginFromImage in OpenBao's OCI plugin downloader extracts a plugin binary from a container image by streaming decompressed tar data via io.Copy with no upper bound on the number of bytes written. ...

CVE-2026-35588

Glances is an open-source system cross-platform monitoring tool. Prior to version 4.5.4, the Cassandra export module glances/exports/glancescassandra/init.py interpolates keyspace, table, and replicationfactor configuration values directly into CQL statements without validation. A user with write...

CVE-2026-39377 nbconvert has an Arbitrary File Write via Path Traversal in Cell Attachment Filenames

The nbconvert tool, jupyter nbconvert, converts Jupyter notebooks to various other formats via Jinja templates. Versions 6.5 through 7.17.0 allow arbitrary file writes to locations outside the intended output directory when processing notebooks containing crafted cell attachment filenames. The...

CVE-2026-39377 nbconvert has an Arbitrary File Write via Path Traversal in Cell Attachment Filenames

The nbconvert tool, jupyter nbconvert, converts Jupyter notebooks to various other formats via Jinja templates. Versions 6.5 through 7.17.0 allow arbitrary file writes to locations outside the intended output directory when processing notebooks containing crafted cell attachment filenames. The...

CVE-2026-39377

The CVE-2026-39377 entry concerns nbconvert (Jupyter nbconvert). The vulnerability occurs in the ExtractAttachmentsPreprocessor for Jinja-templated notebook conversions, where attachment filenames are passed directly to the filesystem without sanitization. Affected versions are 6.5 through 7.17.0...

PT-2026-33878

Name of the Vulnerable Software and Affected Versions nbconvert versions 6.5 through 7.17.0 Description The nbconvert tool converts Jupyter notebooks to various formats using Jinja templates. A path traversal issue exists where the ExtractAttachmentsPreprocessor function passes attachment filenam...

October 安全漏洞

October is an open-source content management system CMS and network platform developed by October. Versions prior to October 3.7.14 and 4.1.10 contained security vulnerabilities. These vulnerabilities were due to issues with Twig’s sandbox security policies, which could allow backend users with...

CVE-2026-40706

In NTFS-3G 2022.10.3 before 2026.2.25, a heap buffer overflow exists in ntfsbuildpermissionsposix in acls.c that allows an attacker to corrupt heap memory in the SUID-root ntfs-3g binary by crafting a malicious NTFS image. The overflow is triggered on the READ path stat, readdir, open when...

GitHub Enterprise Server 安全漏洞

GitHub Enterprise Server is an open-source application developed by GitHub in the United States. It provides a scalable and easy-to-manage platform by allowing users to set their GitHub instances as virtual devices. Prior to version 3.21 of GitHub Enterprise Server, there was a security...

PT-2026-34226

Name of the Vulnerable Software and Affected Versions F Prime versions prior to 4.2.0 Description An integer overflow occurs during a bounds check where the addition of byteOffset and dataSize wraps around on overflow. This allows a specially crafted DataPacket to bypass the check, enabling a fil...

PT-2026-34185

Name of the Vulnerable Software and Affected Versions NTFS-3G versions 2022.10.3 through 2026.2.24 Description A heap buffer overflow exists in the ntfs build permissions posix function within acls.c. This issue allows an attacker to corrupt heap memory in the SUID-root ntfs-3g binary by using a...

VulnCheck KEV: CVE-2019-25714

Seeyon OA A8 contains an unauthenticated arbitrary file write vulnerability in the /seeyon/htmlofficeservlet endpoint that allows remote attackers to write arbitrary files to the web application root by sending specially crafted POST requests with custom base64-encoded payloads. Attackers can wri...

Seeyon OA A8 代码问题漏洞

Seeyon OA A8 is a collaborative office management system developed by the Chinese company Seeyon. There is a code vulnerability in Seeyon OA A8. This vulnerability stems from an unauthenticated file writing operation at the /seeyon/htmlofficeservlet endpoint. This could allow a remote attacker to...

XiangShan 安全漏洞

XiangShan is an open-source high-performance RISC-V processor project developed by XiangShan in China. There is a security vulnerability in XiangShan, which stems from improper control of the distributed CSR write enablement path. This vulnerability could allow local attackers to modify memory...

EUVD-2026-24467

In NTFS-3G 2022.10.3 before 2026.2.25, a heap buffer overflow exists in ntfsbuildpermissionsposix in acls.c that allows an attacker to corrupt heap memory in the SUID-root ntfs-3g binary by crafting a malicious NTFS image. The overflow is triggered on the READ path stat, readdir, open when...

Lego 安全漏洞

Lego is an open-source library written in Go by go-acme. Versions of Lego before 4.34.0 have security vulnerabilities; these vulnerabilities stem from path traversal in the webroot HTTP-01 challenge provider, which could lead to arbitrary file writing and deletion...

PT-2026-34063

WWBN AVideo is an open source video platform. In versions 29.0 and prior, the locale save endpoint locale/save.php constructs a file path by directly concatenating $ POST'flag' into the path at line 30 without any sanitization. The $ POST'code' parameter is then written verbatim to that path via...