Disclosure summary
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.
Source-reported weakness categories
CWE-862
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
NIST National Vulnerability Database · NVD-CVE-2026-45243
Open original source · Updated Oct 08, 2026
Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.
| Vendor | Product / association | Version / bounds |
|---|---|---|
| steipete | summarize | * {"versionEndExcluding":"0.15.1"} |
Original records & references
- NIST NVD record
- CVE Program record
- github.com — Patch
- github.com — Exploit, Issue Tracking, Patch
- github.com — Release Notes
- www.vulncheck.com — Third Party Advisory
PUBLISHED 2026-05-18T15:16:28-04:00
MODIFIED 2026-10-08T12:17:16-04:00
INGESTED 2026-10-10T20:50:35-04:00