Skip to content
CVE PROGRAM SOURCE RECORD5.3 Medium

CVE-2026-45243

Summarize < 0.15.1 Browser Extension Missing Authorization via Content Script

Description

Summarize prior to 0.15.1 contains a missing authorization vulnerability in the content script window.postMessage bridge that allows malicious pages to perform unauthorized operations on automation artifacts. Attackers can simulate runtime messages with spoofed sender identifiers to list, read, create, overwrite, or delete automation artifacts scoped to the affected tab without proper authorization checks.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

steipete summarize

Default version status: affected

  • 0 to < 0.15.1affected
  • 357544063af535bd574752622f9eb94be33ee5fdunaffected
pkg:npm/%40steipete/summarize

References