vidIQ Vision for YouTube Extension 3.199.0 on Chrome postMessage window.addEventListener vidiqEvent information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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3.9$0-$5k1.56+

Summaryinfo

A vulnerability was found in vidIQ Vision for YouTube Extension 3.199.0 on Chrome. It has been declared as problematic. The impacted element is the function window.addEventListener of the component postMessage Handler. Executing a manipulation of the argument vidiqEvent can lead to information disclosure. This vulnerability appears as CVE-2026-82809. The attack may be performed from remote. In addition, an exploit is available. The vendor explains: "At this time, vidIQ does not accept security vulnerability submissions, and we do not have a bug bounty program in place."

Detailsinfo

A vulnerability has been found in vidIQ Vision for YouTube Extension 3.199.0 on Chrome and classified as problematic. This vulnerability affects the function window.addEventListener of the component postMessage Handler. The manipulation of the argument vidiqEvent with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-82809. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1592.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The vendor explains: "At this time, vidIQ does not accept security vulnerability submissions, and we do not have a bug bounty program in place."

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 3.9

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

08/31/2026 Advisory disclosed
08/31/2026 +0 days VulDB entry created
08/31/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2026-82809 (🔒)
GCVE (CVE): GCVE-0-2026-82809
GCVE (VulDB): GCVE-100-397228
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/31/2026 07:00
Changes: 08/31/2026 07:00 (59)
Complete: 🔍
Submitter: DRXYJ
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #875245: vidIQ Inc. vidIQ Vision for YouTube 3.199.0 Information Disclosure (by DRXYJ)

Once again VulDB remains the best source for vulnerability data.

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