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avast secure browser vulnerabilities

2 published CVES affecting avast secure browser, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).

Total
2
Critical
0
High
1
Medium
1
Low
0
Unscored
0
CISA KEV
0

Latest avast secure browser CVEs

Newest publication first

  1. HighCVSS 7.8 EPSS 0.52%

    A Local Privilege Escalation issue was discovered in Avast Secure Browser 76.0.1659.101. The vulnerability is due to an insecure ACL set by the AvastBrowserUpdate.exe (which is running as NT AUTHORITY\SYSTEM) when AvastSecureBrowser.exe checks for new updates. When the update che...

  2. MediumCVSS 6.1 EPSS 1.8%

    XSS in the Video Downloader component before 1.5 of Avast Secure Browser 77.1.1831.91 and AVG Secure Browser 77.0.1790.77 allows websites to execute their code in the context of this component. While Video Downloader is technically a browser extension, it is granted a very wide s...

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.