CVE-2021-45884

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

In Brave Desktop 1.17 through 1.33 before 1.33.106, when CNAME-based adblocking and a proxying extension with a SOCKS fallback are enabled, additional DNS requests are issued outside of the proxying extension using the system's DNS settings, resulting in information disclosure. NOTE: this issue exists because of an incomplete fix for CVE-2021-21323 and CVE-2021-22916.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-200

Affected software

No affected versions have been published.

Timeline

Published
Dec 27, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-458857.5An issue was discovered in Stormshield Network Security (SNS) 4.2.2 through 4.2.7 (fixed in 4.2.8). Under a specific update-migration scenarCVE-2021-458868.8An issue was discovered in PONTON X/P Messenger before 3.11.2. Anti-CSRF tokens are globally valid, making the web application vulnerable toCVE-2021-458879.8An issue was discovered in PONTON X/P Messenger before 3.11.2. Due to path traversal in private/SchemaSetUpload.do for uploaded ZIP files, aCVE-2021-458884.8An issue was discovered in PONTON X/P Messenger before 3.11.2. The navigation tree that is shown on the left side of every page of the web aCVE-2021-458895.4An issue was discovered in PONTON X/P Messenger before 3.11.2. Several functions are vulnerable to reflected XSS, as demonstrated by privateCVE-2021-458909.8basic/BasicAuthProvider.java in AuthGuard before 0.9.0 allows authentication via an inactive identifier.CVE-2021-458918.8An issue was discovered in Softwarebuero Zauner ARC 4.2.0.4., that allows attackers to escalate privileges within the application, since allCVE-2021-458925.9An issue was discovered in Softwarebuero Zauner ARC 4.2.0.4. There is storage of Passwords in a Recoverable Format.CVE-2021-458937.5An issue was discovered in Softwarebuero Zauner ARC 4.2.0.4. There is Improper Handling of Case Sensitivity, which makes password guessing eCVE-2021-458945.9An issue was discovered in Softwarebuero Zauner ARC 4.2.0.4. There is Cleartext Transmission of Sensitive Information.CVE-2021-458956.1Netgen Tags Bundle 3.4.x before 3.4.11 and 4.0.x before 4.0.15 allows XSS in the Tags Admin interface.CVE-2021-458968.8Nokia FastMile 3TG00118ABAD52 devices allow privilege escalation by an authenticated user via is_ctc_admin=1 to login_web_app.cgi and use of
CVE-2021-45884: High severity, CVSS 7.5 | Vulnix