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CVE-2026-35467— Private Key stored as extractable in browser IndexeDB

Quick assessment

Affected
CERT/CC cveClient/encrypt-storage.js
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.

cveClient是CERT Coordination Center (CERT/CC)开源的一个基于浏览器的CVE记录管理客户端。 cveClient存在安全漏洞，该漏洞源于浏览器客户端中存储的API密钥未受保护，可能导致凭据泄露。

AI Predicted 6.5 Difficulty: Moderate EPSS 0.23% · P14

Possible ATT&CK Techniques 1 AI

T1552.001 · Credentials In Files
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I. Basic Information for CVE-2026-35467

Vulnerability Information
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Vulnerability Title
Private Key stored as extractable in browser IndexeDB
Source: CVE Program / CVE List V5
Vulnerability Description
The stored API keys in temporary browser client is not marked as protected allowing for JavScript console or other errors to allow for extraction of the encryption credentials.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
不充分的凭证保护机制
Source: CVE Program / CVE List V5
Vulnerability Title
cveClient 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
cveClient是CERT Coordination Center (CERT/CC)开源的一个基于浏览器的CVE记录管理客户端。 cveClient存在安全漏洞，该漏洞源于浏览器客户端中存储的API密钥未受保护，可能导致凭据泄露。
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
CERT/CC cveClient/encrypt-storage.js 0 ~ 1.1.15 -

II. Public POCs for CVE-2026-35467

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III. Intelligence Information for CVE-2026-35467

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Patches & Fixes for CVE-2026-35467 (1)

IV. Related Vulnerabilities

Same vendor: CERT/CC
Same weakness: CWE-522

V. Comments for CVE-2026-35467

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