CVE-2025-32026— Element Web could load a malicious instance of Element Call leaking media encryption keys
Quick assessment
Affected
element-hq element-web
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Element是Element开源的一个 Matrix 网络协作客户端。 Element 1.11.16至1.11.96版本存在安全漏洞，该漏洞源于配置允许从外部URL加载Element Call，导致媒体加密密钥泄露。
Possible ATT&CK Techniques 1 AI
T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2025-32026
Vulnerability Information
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Vulnerability Title
Element Web could load a malicious instance of Element Call leaking media encryption keys
Source: CVE Program / CVE List V5
Vulnerability Description
Element Web is a Matrix web client built using the Matrix React SDK. Element Web, starting from version 1.11.16 up to version 1.11.96, can be configured to load Element Call from an external URL. Under certain conditions, the external page is able to get access to the media encryption keys used for an Element Call call. Version 1.11.97 fixes the problem.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
将系统数据暴露到未授权控制的范围
Source: CVE Program / CVE List V5
Vulnerability Title
Element 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Element是Element开源的一个 Matrix 网络协作客户端。 Element 1.11.16至1.11.96版本存在安全漏洞，该漏洞源于配置允许从外部URL加载Element Call，导致媒体加密密钥泄露。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| element-hq | element-web | >= 1.11.16, < 1.11.97 | - |
|
II. Public POCs for CVE-2025-32026
| # | POC Description | Source Link | Shenlong Link |
|---|
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V. Comments for CVE-2025-32026
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