CVE-2023-32315-EXPLOIT

CVE-2023-32315 - Openfire 身份验证绕过 本仓库重点介绍了一个影响多个 Openfire 版本的高危安全问题。Openfire 是由 Ignite Realtime 社区开发的、基于 XMPP 协议的跨平台实时协作服务器，其管理控制台（Admin Console）存在严重漏洞。 该漏洞位于基于 Web 的管理控制台中，允许通过设置环境进行路径遍历攻击。此缺陷允许未经身份验证的用户在已配置好的 Openfire 环境中访问本应仅供管理用户访问的受限页面。 虽然 Openfire 具备路径遍历防护，但它未能防御当时内嵌 Web 服务器所不支持的非标准 UTF-16 字...

CVE-2026-93990

A flaw was found in Expat. This vulnerability allows a remote attacker to send specially crafted UTF-16 encoded XML data. Due to improper validation of surrogate characters, the parser can be tricked into accepting malformed sequences, which can hide legitimate markup characters. This could enabl...

UBUNTU-CVE-2026-93990

Expat through 2.8.4 fails to validate low surrogates following high surrogates in UTF-16 input, allowing malformed UTF-16 sequences to be accepted. Attackers can craft UTF-16 encoded XML with lone high surrogates that consume following code units, hiding markup characters from the parser and...

CVE-2026-93990

Expat through 2.8.4 fails to validate low surrogates following high surrogates in UTF-16 input, allowing malformed UTF-16 sequences to be accepted. Attackers can craft UTF-16 encoded XML with lone high surrogates that consume following code units, hiding markup characters from the parser and...

EUVD-2026-83618

Expat through 2.8.4 fails to validate low surrogates following high surrogates in UTF-16 input, allowing malformed UTF-16 sequences to be accepted. Attackers can craft UTF-16 encoded XML with lone high surrogates that consume following code units, hiding markup characters from the parser and...

Linux Distros Unpatched Vulnerability : CVE-2026-93990

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Expat through 2.8.4 fails to validate low surrogates following high surrogates in UTF-16 input, allowing malformed UTF-16 sequences to be accepted. Attackers ca...

DEBIAN-CVE-2026-93990

Expat through 2.8.4 fails to validate low surrogates following high surrogates in UTF-16 input, allowing malformed UTF-16 sequences to be accepted. Attackers can craft UTF-16 encoded XML with lone high surrogates that consume following code units, hiding markup characters from the parser and...

AZL-103316 CVE-2026-93990 affecting package expat 2.8.3-2

Expat through 2.8.4 fails to validate low surrogates following high surrogates in UTF-16 input, allowing malformed UTF-16 sequences to be accepted. Attackers can craft UTF-16 encoded XML with lone high surrogates that consume following code units, hiding markup characters from the parser and...

CVE-2026-93990

Expat through 2.8.4 fails to validate low surrogates following high surrogates in UTF-16 input, allowing malformed UTF-16 sequences to be accepted. Attackers can craft UTF-16 encoded XML with lone high surrogates that consume following code units, hiding markup characters from the parser and...

CVE-2026-93990

Expat through 2.8.4 fails to validate low surrogates following high surrogates in UTF-16 input, allowing malformed UTF-16 sequences to be accepted. Attackers can craft UTF-16 encoded XML with lone high surrogates that consume following code units, hiding markup characters from the parser and...

CVE-2026-93990 Expat through 2.8.4 Malformed UTF-16 Acceptance via Unchecked Surrogate

Expat through 2.8.4 fails to validate low surrogates following high surrogates in UTF-16 input, allowing malformed UTF-16 sequences to be accepted. Attackers can craft UTF-16 encoded XML with lone high surrogates that consume following code units, hiding markup characters from the parser and...

CVE-2026-93990

Expat (libexpat) through 2.8.4 fails to validate low surrogates following high surrogates in UTF-16 input. An attacker can craft UTF-16 encoded XML with lone high surrogates that consume subsequent code units, effectively hiding markup characters from the parser and enabling XML injection . The i...

CVE-2026-93990 Expat through 2.8.4 Malformed UTF-16 Acceptance via Unchecked Surrogate

Expat through 2.8.4 fails to validate low surrogates following high surrogates in UTF-16 input, allowing malformed UTF-16 sequences to be accepted. Attackers can craft UTF-16 encoded XML with lone high surrogates that consume following code units, hiding markup characters from the parser and...

CVE-2026-93990 Expat through 2.8.4 Malformed UTF-16 Acceptance via Unchecked Surrogate

Expat through 2.8.4 fails to validate low surrogates following high surrogates in UTF-16 input, allowing malformed UTF-16 sequences to be accepted. Attackers can craft UTF-16 encoded XML with lone high surrogates that consume following code units, hiding markup characters from the parser and...

CVE-2026-93990: Improper Handling of Unicode Encoding

Expat through 2.8.4 fails to validate low surrogates following high surrogates in UTF-16 input, allowing malformed UTF-16 sequences to be accepted. Attackers can craft UTF-16 encoded XML with lone high surrogates that consume following code units, hiding markup characters from the parser and...

CVE-2023-40031

CVE-2023-40031 notepad++堆缓冲区溢出漏洞CVE-2023-40031 分析与复现 漏洞概述 Notepad++ 是一款知名的开源代码编辑器，运行系统为Windows，支持多种编程语言。近日，安全研究人员针对 Notepad++进行检查，发现了不少安全漏洞。其中评分为 7.8 分（CVSS3，总分10分）的堆缓冲区溢出漏洞CVE-2023-40031，属于高危漏洞。该漏洞位于Utf816Read::convert函数中，进行UTF-16 到 UTF-8 转换时，错误计算转换后的UTF-8堆缓冲区的大小，导致该缓冲区之外的内存空间被覆盖，可能导致任意代码执行。 影响范...

[SECURITY] [DLA 4765-1] expat security update

------------------------------------------------------------------------- Debian LTS Advisory DLA-4765-1 [email protected] https://www.debian.org/lts/security/ Andrej Shadura August 31, 2026 https://wiki.debian.org/LTS -...

Debian dla-4765 : expat - security update

The remote Debian 12 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4765 advisory. - ------------------------------------------------------------------------- Debian LTS Advisory DLA-4765-1 [email protected]...

[SECURITY] [DSA 6446-1] expat security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6446-1 [email protected] https://www.debian.org/security/ Aron Xu August 18, 2026 https://www.debian.org/security/faq -...

Debian dsa-6446 : expat - security update

The remote Debian 13 host has packages installed that are affected by a vulnerability as referenced in the dsa-6446 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6446-1 [email protected] https://www.debian.org/security/ Aron X...