Vulnerability Description
A security flaw has been discovered in vidIQ Vision for YouTube Extension 3.199.0 on Chrome. The affected element is the function window.addEventListener of the component postMessage Handler. Performing a manipulation of the argument vidiqEvent results in information disclosure. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor explains: "At this time, vidIQ does not accept security vulnerability submissions, and we do not have a bug bounty program in place."
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/xryj920/chrome_extensions/blob/main/vidIQ%20Inc.%20vidIQ%20Vi
- https://vuldb.com/cve/CVE-2026-82809
- https://vuldb.com/submit/875245
- https://vuldb.com/vuln/397228
- https://vuldb.com/vuln/397228/cti
FAQ
What is CVE-2026-82809?
CVE-2026-82809 is a vulnerability with a CVSS score of 4.3 (MEDIUM). A security flaw has been discovered in vidIQ Vision for YouTube Extension 3.199.0 on Chrome. The affected element is the function window.addEventListener of the component postMessage Handler. Performi...
How severe is CVE-2026-82809?
CVE-2026-82809 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-82809?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.