CVE-2026-96680

Description

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.

Overview

State: PUBLISHED
Assigner (CNA): VulDB
CVSS severity: MEDIUM
CVSS score: 5.3 / 10
CVSS vector: 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
Effective score: 5.3 / 10 MEDIUM source: CNA overview
CWE(s): CWE-862, CWE-863
Reserved: 2026-09-23
Published: 2026-09-23 23:00 UTC
Last updated: 2026-09-23 23:00 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/96xxx/CVE-2026-96680.json

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published: 2026-09-23 23:18:50 UTC
NVD last modified: 2026-09-23 23:18:50 UTC
NVD CVSS v3.1: 4.3 / 10 MEDIUM source: cna@vuldb.com
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Exploitability subscore: 2.8 / 10
Impact subscore: 1.4 / 10

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID: EUVD-2026-85729
Assigner: VulDB
Published: Sep 23, 2026, 11:00:11 PM
Updated: Sep 23, 2026, 11:00:11 PM
EUVD base score (CVSS 4.0): 5.3 / 10
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
EUVD-reported EPSS: 0.0000
Vendors: bytedance
Products: Coze Scraper Extension (2.0.2)

Coze Scraper Extension (2.0.0)

Coze Scraper Extension (2.0.1)
Aliases: GHSA-8fch-9xj9-6929

ENISA description: 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.

EUVD references (5)

Affected products (1)

Vendor	Product	Versions	Platforms
ByteDance	Coze Scraper Extension	`2.0.0` (affected), `2.0.1` (affected), `2.0.2` (affected)	—

Vendor references (5)

References embedded in the original CVE record by the assigning CNA.

VDB-409003 | ByteDance Coze Scraper Extension External Message index.js chrome.runtime.onMessageExternal.addListener authorization vdb-entrytechnical-description
VDB-409003 | CTI Indicators (IOB, IOC, IOA) signaturepermissions-required
CVE-2026-96680 | CVE Analysis and Report third-party-advisory
Submit #904123 | ByteDance Coze Scraper Chrome extension 2.0.2 Information Disclosure third-party-advisory
https://github.com/xryj920/chrome_extensions/blob/main/Coze%20Scraper%202.0.2%20Unrestricted%20External%20Message%20Handler%20Allows%20Website-Triggered%20Arbitrary%20URL%20Scraping exploit

Web references (0)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

No web references attached yet.

NVD-tagged references (5)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

https://github.com/xryj920/chrome_extensions/blob/main/Coze%20Scraper%202.0.2%20Unrestricted%20External%20Message%20Handler%20Allows%20Website-Triggered%20Arbitrary%20URL%20Scraping cna@vuldb.com
https://vuldb.com/cve/CVE-2026-96680 cna@vuldb.com
https://vuldb.com/submit/904123 cna@vuldb.com
https://vuldb.com/vuln/409003 cna@vuldb.com
https://vuldb.com/vuln/409003/cti cna@vuldb.com

Remediations (10)

Microsoft Update Catalog

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2026-09-24 11:43 UTC
Microsoft's September 2026 Patch Tuesday addresses 964 CVEs (CVE-2026 ...

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Security Update Guide - Microsoft

web:msrc.microsoft.com

The Microsoft Security Response Center (MSRC) investigates all reports of security vulnerabilities affecting Microsoft products and services, and provides the information here as part of the ongoing effort to help you manage security risks and help keep your systems protected.

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Cisco Advance Notification for Publication of September 16, 2026 ...

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On September 16, 2026 , the Cisco Product Security Incident Response Team (PSIRT) published the advisories that are listed in the following tables. To remediate these vulnerabilities, Cisco strongly recommends that customers upgrade to the fixed software that is indicated in the advisories. For more information about changes in Cisco PSIRT vulnerability disclosure, see Strengthening the ...

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Microsoft Patch Tracker (September 2026): Exploit-Ranked | Senserva

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Every Microsoft security patch (KB) and the CVEs it fixes, with severity, CVSS, and CISA KEV status. Cross-linked to the CVE reference.

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CVE-2026-85880 & CVE-2026-81963 Windows Zero-Days

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CVE - 2026 -85880 and CVE - 2026 -81963 Mitigation Microsoft released security updates addressing both actively exploited vulnerabilities on September 8, 2026 . Because exploitation has already been observed in the wild, organizations should prioritize these updates rather than treating them as part of the normal vulnerability management cycle.

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September 2026 Patch Tuesday Shatters Microsoft's Record With 966 ...

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Microsoft's September 2026 Patch Tuesday fixes a record 966 security vulnerabilities, including two zero-days that attackers are actively exploiting. Microsoft has released Patch Tuesday updates for Windows 11 alongside Windows 10 KB5122878, delivering what appears to be the company's largest Patch Tuesday security release to date.

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September 2026 Patch Tuesday | Ivanti

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Microsoft's September 2026 Patch Tuesday resolves 973 CVEs including 119 rated Critical and two zero-days, both confirmed exploited in the wild.

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Patch Tuesday September 2026: Security Updates & CVE Analysis

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Get the complete breakdown of Microsoft's September 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .

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AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2026-96680.json.

{
  "containers": {
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:bytedance:coze_scraper_extension:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "External Message Handler"
          ],
          "product": "Coze Scraper Extension",
          "vendor": "ByteDance",
          "versions": [
            {
              "status": "affected",
              "version": "2.0.0"
            },
            {
              "status": "affected",
              "version": "2.0.1"
            },
            {
              "status": "affected",
              "version": "2.0.2"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "DRXYJ-01 (VulDB User)"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "VulDB CNA Team"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "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."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "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",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "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",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 5,
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N/E:POC/RL:ND/RC:UR",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-862",
              "description": "Missing Authorization",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-863",
              "description": "Incorrect Authorization",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-23T23:00:11.989Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-409003 | ByteDance Coze Scraper Extension External Message index.js chrome.runtime.onMessageExternal.addListener authorization",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/vuln/409003"
        },
        {
          "name": "VDB-409003 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/409003/cti"
        },
        {
          "name": "CVE-2026-96680 | CVE Analysis and Report",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/cve/CVE-2026-96680"
        },
        {
          "name": "Submit #904123 | ByteDance Coze Scraper Chrome extension 2.0.2 Information Disclosure",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/904123"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://github.com/xryj920/chrome_extensions/blob/main/Coze%20Scraper%202.0.2%20Unrestricted%20External%20Message%20Handler%20Allows%20Website-Triggered%20Arbitrary%20URL%20Scraping"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2026-09-23T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2026-09-23T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-09-23T17:43:21.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "ByteDance Coze Scraper Extension External Message index.js chrome.runtime.onMessageExternal.addListener authorization",
      "x_generator": [
        "VulDB PVTS v202609"
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-96680",
    "datePublished": "2026-09-23T23:00:11.989Z",
    "dateReserved": "2026-09-23T15:38:11.433Z",
    "dateUpdated": "2026-09-23T23:00:11.989Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}