{"id":"CVE-2022-2856","kind":"vulnerability","aliases":["CVE-2022-2856"],"related":[],"title":"Insufficient validation of untrusted input in Intents in Google Chrome on Android prior to 104.0.5112.101 allowed a…","description":"Google Chromium Intents contains an insufficient validation of untrusted input vulnerability that allows a remote attacker to browse to a malicious website via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.\n\nCISA required action: Apply updates per vendor instructions.","summary":"A flaw in how Chromium's Intents feature validates untrusted input lets a malicious web page trigger unintended behavior in the browser. Attackers have exploited it in the wild, per CISA's Known Exploited Vulnerabilities catalog.","severity":"medium","cvss":6.5,"epss":0.04561,"exploited":true,"exploited_at":"2022-08-18T00:00:00+00:00","products":[{"name":"Google Chromium Intents","fixed":[],"affected":"","ecosystem":"vendor"},{"name":"google chrome","fixed":["104.0.5112.101"],"affected":"< 104.0.5112.101","ecosystem":"vendor"},{"name":"fedoraproject fedora","fixed":[],"affected":"= 37","ecosystem":"vendor"},{"name":"google chrome","fixed":["104.0.5112.102"],"affected":"< 104.0.5112.102","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["chromium","desktop-users","exploited","google-chrome","microsoft-edge","opera","other"],"not_affected_if":["unknown"],"how_to_check":"Check the installed browser version (for Chrome, chrome://settings/help; for Edge or Opera, their About pages) and compare it to the fixed release in the vendor advisory.","fix":"Update Google Chrome, Microsoft Edge, Opera and other Chromium browsers to the latest version per vendor instructions.","status":"open","published_at":"2022-08-18T00:00:00+00:00","first_seen_at":"2026-10-23T19:11:52+00:00","triaged_at":"2026-10-23T21:10:56+00:00","updated_at":"2026-10-23T22:29:04+00:00","category":"other","confidence":0.6,"triage":{"at":"2026-10-23T21:10:56Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome, Microsoft Edge, Opera and other Chromium browsers to the latest version per vendor instructions.","reach":"internet","impact":"high","summary":"A flaw in how Chromium's Intents feature validates untrusted input lets a malicious web page trigger unintended behavior in the browser. Attackers have exploited it in the wild, per CISA's Known Exploited Vulnerabilities catalog.","category":"other","who_cares":["chromium","google-chrome","microsoft-edge","opera","desktop-users"],"confidence":0.6,"needs_auth":"no","worst_case":"Attacker runs unintended actions in the browser after the victim visits a crafted page.","analyst_note":"Confirm the fixed Chromium version and the exact impact from the Chrome Releases blog or NVD entry for CVE-2022-2856; the sources here do not state them.","how_to_check":"Check the installed browser version (for Chrome, chrome://settings/help; for Edge or Opera, their About pages) and compare it to the fixed release in the vendor advisory.","needs_analyst":true,"not_affected_if":["unknown"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"unknown"},"cost_usd":0.000505,"input_tokens":2894,"output_tokens":432,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-2022':18A,21A '-2856':19A,22A '104.0.5112.101':15A 'action':130C 'affect':110C 'allow':16A,92C 'android':12A 'appli':131C 'attack':66B,95C 'behavior':62B 'brows':97C 'browser':65B,113C 'catalog':79B 'chrome':10A,27A,31A,39B,123C 'chromium':24A,32B,48B,81C,116C 'cisa':74B,128C 'contain':83C 'could':109C 'craft':104C 'cve':17A,20A 'desktop':34B 'desktop-us':33B 'edg':42B,125C 'exploit':36B,68B,77B 'featur':51B 'fedora':29A 'fedoraproject':28A 'flaw':45B 'googl':9A,38B,80C,122C 'google':23A,26A,30A 'google-chrom':37B 'html':105C 'includ':117C 'input':5A,54B,89C 'instruct':135C 'insuffici':1A,85C 'intent':7A,50B,82C 'intents':25A 'known':76B 'let':55B 'limit':120C 'malici':57B,100C 'microsoft':41B,124C 'microsoft-edg':40B 'multipl':111C 'opera':43B,127C 'page':59B,106C 'per':73B,133C 'prior':13A 'remot':94C 'requir':129C 'trigger':60B 'unintend':61B 'untrust':4A,53B,88C 'updat':132C 'user':35B 'util':115C 'valid':2A,52B,86C 'vendor':134C 'via':102C 'vulner':78B,90C,108C 'web':58B,112C 'websit':101C 'wild':72B","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2022-08-18T00:00:00+00:00","kev":{"dateAdded":"2022-08-18","dueDate":"2022-09-08","requiredAction":"Apply updates per vendor instructions.","knownRansomwareCampaignUse":"Unknown"},"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","cvss_by":"nvd@nist.gov","poc_count":0,"sources":[{"source":"kev","external_id":"CVE-2022-2856","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2022-2856","severity":null,"published_at":"2022-08-18T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:52+00:00","fetched_at":"2026-10-25T11:39:16+00:00","note":null},{"source":"epss","external_id":"CVE-2022-2856","url":"https://api.first.org/data/v1/epss?cve=CVE-2022-2856","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-10-23T19:13:45+00:00","fetched_at":"2026-10-23T19:13:45+00:00","note":null},{"source":"nvd","external_id":"CVE-2022-2856","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-2856","severity":null,"published_at":"2022-09-26T16:15:11+00:00","modified_at":"2026-06-17T04:42:42+00:00","first_seen_at":"2026-10-23T22:29:04+00:00","fetched_at":"2026-10-23T22:29:04+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}