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CVE-2026-45243

Summarize < 0.15.1 Browser Extension Missing Authorization via Content Script PUBLISHED

Description (CNA)

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 (CNA)

Vendor / productVersions
steipete / summarizeaffected 0 before 0.15.1; unaffected 357544063af535bd574752622f9eb94be33ee5fd

CWE

CWE-862

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.