# CVE-2026-96680 — ByteDance Coze Scraper Extension

> As of 2026-09-24, CVE-2026-96680 is a MEDIUM-severity vulnerability in ByteDance Coze Scraper Extension, CVSS v3.1 4.3, EPSS 0.2% (15.6th percentile). No Threadlinqs-tracked threat campaign has been attributed to CVE-2026-96680 as of 2026-09-24; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

**Last updated:** 2026-09-24

## What is CVE-2026-96680?

A vulnerability was detected in ByteDance Coze Scraper Extension up to 2.0.2. Affected by this vulnerability is the function chrome.runtime.onMessageExternal.addListener of the file static/background/index.js of the component External Message Handler. The manipulation of the argument body.url/paginationConfig/xPathConfig/body.urls/xPaths results in missing authorization. The attack can be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

The record classifies CVE-2026-96680 under weakness classes [CWE-862](https://intel.threadlinqs.com/cwe/CWE-862), [CWE-863](https://intel.threadlinqs.com/cwe/CWE-863). Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs a user to take an action first. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 12 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 4.3 — MEDIUM (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R`)
- **CVSS v4.0 base score:** 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P`)
- **EPSS (FIRST):** 0.2% probability of exploitation in the next 30 days, higher than 15.6% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 2.8/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-09-23, last modified 2026-09-24

## Is CVE-2026-96680 being exploited?

It currently carries a trending score of 33 in the Threadlinqs vulnerability feed.

## Affected products and versions

- **ByteDance**: Coze Scraper Extension

## How to fix CVE-2026-96680

No vendor patch reference has been recorded for CVE-2026-96680 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2026-96680

No threat campaign in the Threadlinqs corpus currently references CVE-2026-96680, in its CVE list or as an indicator. The linkage is recomputed from the live corpus on every daily ingest, so this section fills in as soon as a tracked campaign cites the identifier.

## Sources

Enriched from CVE.org, GitHub Security Advisories, FIRST EPSS. Last verified by Threadlinqs on 2026-09-25.

**Exploit and proof of concept**

- [github.com — exploit](https://github.com/xryj920/chrome_extensions/blob/main/Coze%20Scraper%202.0.2%20Unrestricted%20External%20Message%20Handler%20Allows%20Website-Triggered%20Arbitrary%20URL%20Scraping)

**Technical analysis**

- [vuldb.com — vdb entry](https://vuldb.com/vuln/409003)

**Third-party advisory**

- [vuldb.com — signature](https://vuldb.com/vuln/409003/cti)
- [vuldb.com — third party advisory](https://vuldb.com/cve/CVE-2026-96680)
- [vuldb.com — third party advisory (904123)](https://vuldb.com/submit/904123)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-96680
Full detection coverage and IOCs for threats exploiting CVE-2026-96680 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp