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Case File

CVE-2017-8288

HIGH · CVSS 8.1 EPSS 2.96% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2017-04-27 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

Exhibit — Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2017-8288
Severity
HIGH
CVSS
8.1
EPSS
2.96%

Original Filing — NVD Description

gnome-shell 3.22 through 3.24.1 mishandles extensions that fail to reload, which can lead to leaving extensions enabled in the lock screen. With these extensions, a bystander could launch applications (but not interact with them), see information from the extensions (e.g., what applications you have opened or what music you were playing), or even execute arbitrary commands. It all depends on what extensions a user has enabled. The problem is caused by lack of exception handling in js/ui/extensionSystem.js.