CVE-2026-27193 Feathers exposes internal headers via unencrypted session cookie

Feathersjs is a framework for creating web APIs and real-time applications with TypeScript or JavaScript. In versions 5.0.39 and below, all HTTP request headers are stored in the session cookie, which is signed but not encrypted, exposing internal proxy/gateway headers to clients. The OAuth servi...

CVE-2026-2703

A weakness has been identified in xlnt-community xlnt up to 1.6.1. Impacted is the function xlnt::detail::decodebase64 of the file source/detail/cryptography/base64.cpp of the component Encrypted XLSX File Parser. Executing a manipulation can lead to off-by-one. The attack requires local access...

Feathers exposes internal headers via unencrypted session cookie

All HTTP request headers are stored in the session cookie, which is signed but not encrypted, exposing internal proxy/gateway headers to clients. The OAuth service stores the complete headers object in the session: javascript //...

CVE-2026-2703

A weakness has been identified in xlnt-community xlnt up to 1.6.1. Impacted is the function xlnt::detail::decodebase64 of the file source/detail/cryptography/base64.cpp of the component Encrypted XLSX File Parser. Executing a manipulation can lead to off-by-one. The attack requires local access...

Off-by-one Error

Overview Affected versions of this package are vulnerable to Off-by-one Error via the decodebase64 function in the Encrypted XLSX File Parser component. An attacker can cause a denial of service by executing a manipulation that triggers an off-by-one error. Remediation A fix was pushed into the...

CVE-2026-2703 xlnt-community xlnt Encrypted XLSX File base64.cpp decode_base64 off-by-one

A weakness has been identified in xlnt-community xlnt up to 1.6.1. Impacted is the function xlnt::detail::decodebase64 of the file source/detail/cryptography/base64.cpp of the component Encrypted XLSX File Parser. Executing a manipulation can lead to off-by-one. The attack requires local access...

CVE-2026-2703 xlnt-community xlnt Encrypted XLSX File base64.cpp decode_base64 off-by-one

A weakness has been identified in xlnt-community xlnt up to 1.6.1. Impacted is the function xlnt::detail::decodebase64 of the file source/detail/cryptography/base64.cpp of the component Encrypted XLSX File Parser. Executing a manipulation can lead to off-by-one. The attack requires local access...

CVE-2026-2703

CVE-2026-2703 affects the xlnt-community xlnt project up to version 1.6.1. The vulnerability resides in the function xlnt::detail::decode_base64 (source/detail/cryptography/base64.cpp) of the Encrypted XLSX File Parser and is caused by an off-by-one flaw introduced by manipulation. The issue requ...

xlnt 安全漏洞

xlnt is an open-source C++ language library developed by the xlnt-community. Versions of xlnt 1.6.1 and earlier contain security vulnerabilities, which stem from a rounding error in the function xlnt::detail::decodebase64 located in the file source/detail/cryptography/base64.cpp...

PT-2026-20595

Name of the Vulnerable Software and Affected Versions xlnt versions up to 1.6.1 Description A flaw exists in the xlnt::detail::decode base64 function within the Encrypted XLSX File Parser component, specifically in the source/detail/cryptography/base64.cpp file. This can lead to an off-by-one...

CVE-2025-69287 BSV Blockchain SDK has an Authentication Signature Data Preparation Vulnerability

The BSV Blockchain SDK is a unified TypeScript SDK for developing scalable apps on the BSV Blockchain. Prior to version 2.0.0, a cryptographic vulnerability in the TypeScript SDK's BRC-104 authentication implementation caused incorrect signature data preparation, resulting in signature...

Allocation of Resources Without Limits or Throttling

Overview openclaw is a 🦞 OpenClaw — Personal AI Assistant Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the base64 media decoding. An attacker can exhaust system memory resources by submitting oversized base64-encoded payloads, leadin...

OpenClaw: denial of service through large base64 media files allocating large buffers before limit checks

Summary Base64-backed media inputs could be decoded into Buffers before enforcing decoded-size budgets. An attacker supplying oversized base64 payloads can force large allocations, causing memory pressure and denial of service. Attack Scenario Notes - Recommended deployments bind the gateway to...

Medium: freerdp

Issue Overview: FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.20.1, a race condition between the RDPGFX dynamic virtual channel thread and the SDL render thread leads to a heap use-after-free. Specifically, an escaped pointer to sdl-primary SDLSurface is accessed aft...

BSV Blockchain SDK has an Authentication Signature Data Preparation Vulnerability

BRC-104 Authentication Signature Data Preparation Vulnerability Summary A critical cryptographic vulnerability in the TypeScript SDK's BRC-104 authentication implementation caused incorrect signature data preparation, resulting in signature incompatibility between SDK implementations and potentia...

SUSE-SU-2026:20493-1 Security update for glib2

This update for glib2 fixes the following issues: - CVE-2025-13601: Fixed integer overflow in in gescapeuristring bsc1254297. - CVE-2025-14087: Fixed buffer underflow in GVariant parser leads to heap corruption bsc1254662. - CVE-2025-14512: Fixed integer Overflow in GLib GIO Attribute Escaping...

OESA-2026-1356 python3 security update

Python combines remarkable power with very clear syntax. It has modules, classes, exceptions, very high level dynamic data types, and dynamic typing. There are interfaces to many system calls and libraries, as well as to various windowing systems. New built-in modules are easily written in C or C...

SUSE SLES15: glib2-devel / glib2-lang / glib2-tools / libgio-2_0-0 / etc (SUSE-SU-2026:0458-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:0458-1 advisory. - CVE-2026-1485: Fixed buffer underflow and out-of-bounds access due to integer wraparound in content type parsing bsc1257354. -...

CVE-2019-25340

SpotAuditor 5.3.2 contains a denial of service vulnerability in its Base64 decryption feature that allows attackers to crash the application by supplying an oversized buffer. Attackers can generate a malformed input file with 2000 repeated characters to trigger an application crash when pasted in...

CVE-2019-25336

SpotAuditor 5.3.2 contains a local buffer overflow vulnerability in the Base64 Encrypted Password tool that allows attackers to execute arbitrary code by crafting a malicious payload. Attackers can generate a specially crafted Base64 encoded payload to trigger a Structured Exception Handler SEH...