{"id":"CVE-2026-82809","state":"PUBLISHED","title":"vidIQ Vision for YouTube Extension postMessage window.addEventListener information disclosure","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.\"","publishedAt":"2026-08-31T16:30:09.210Z","updatedAt":"2026-08-31T17:54:42.375Z","severity":{"score":5.3,"label":"Medium","version":"4.0","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","source":"VulDB"},"assigner":"VulDB","products":["vidIQ Vision for YouTube Extension"],"affected":[{"vendor":"vidIQ","product":"Vision for YouTube Extension","versions":[{"version":"3.199.0","status":"affected"}],"cpes":["cpe:2.3:a:vidiq:vision_for_youtube_extension:*:*:*:*:*:*:*:*"],"modules":["postMessage Handler"]}],"references":["https://vuldb.com/vuln/397228","https://vuldb.com/vuln/397228/cti","https://vuldb.com/cve/CVE-2026-82809","https://vuldb.com/submit/875245","https://github.com/xryj920/chrome_extensions/blob/main/vidIQ%20Inc.%20vidIQ%20Vision%20for%20YouTube%203.199.0%20exposes%20YouTube%20video%20frame%20captures%20through%20an%20unauthenticated%20postMessage%20handler"],"weaknesses":["CWE-200","CWE-284"],"ingestedAt":"2026-10-29T20:13:15.269Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/82xxx/CVE-2026-82809.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-82809","state":"PUBLISHED","datePublished":"2026-08-31T16:30:09.210Z","dateUpdated":"2026-08-31T17:54:42.375Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-08-31T04:55:45.384Z"},"containers":{"cna":{"title":"vidIQ Vision for YouTube Extension postMessage window.addEventListener information disclosure","descriptions":[{"lang":"en","value":"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.\""}],"affected":[{"vendor":"vidIQ","product":"Vision for YouTube Extension","versions":[{"version":"3.199.0","status":"affected"}],"cpes":["cpe:2.3:a:vidiq:vision_for_youtube_extension:*:*:*:*:*:*:*:*"],"modules":["postMessage Handler"]}],"references":[{"url":"https://vuldb.com/vuln/397228","name":"VDB-397228 | vidIQ Vision for YouTube Extension postMessage window.addEventListener information disclosure","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/397228/cti","name":"VDB-397228 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-82809","name":"CVE-2026-82809 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/875245","name":"Submit #875245 | vidIQ Inc. vidIQ Vision for YouTube 3.199.0 Information Disclosure","tags":["third-party-advisory"]},{"url":"https://github.com/xryj920/chrome_extensions/blob/main/vidIQ%20Inc.%20vidIQ%20Vision%20for%20YouTube%203.199.0%20exposes%20YouTube%20video%20frame%20captures%20through%20an%20unauthenticated%20postMessage%20handler","tags":["exploit","media-coverage"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":5.3,"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","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":4.3,"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","baseSeverity":"MEDIUM"}},{"cvssV3_0":{"version":"3.0","baseScore":4.3,"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","baseSeverity":"MEDIUM"}},{"cvssV2_0":{"version":"2.0","baseScore":5,"vectorString":"AV:N/AC:L/Au:N/C:P/I:N/A:N/E:POC/RL:ND/RC:UR"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-200","type":"CWE","lang":"en","description":"Information Disclosure"}]},{"descriptions":[{"cweId":"CWE-284","type":"CWE","lang":"en","description":"Improper Access Controls"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-08-31T16:30:09.210Z"},"timeline":[{"time":"2026-08-31T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-08-31T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-08-31T07:00:50.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"DRXYJ (VulDB User)","type":"reporter"},{"lang":"en","value":"VulDB CNA Team","type":"coordinator"}],"x_generator":["VulDB PVTS v202608"]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-31T17:47:08.347674Z","id":"CVE-2026-82809","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-31T17:54:42.375Z"}}]}}}