{"id":"CVE-2026-113077","kind":"vulnerability","aliases":["CVE-2026-113077"],"related":[],"title":"Google Chrome on Mac: memory corruption lets a crafted page read sandbox memory","description":"Memory corruption in Core in Google Chrome on on Mac prior to 156.0.8078.47 allowed a remote attacker to potentially read memory inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)","summary":"A memory corruption flaw in Core in Google Chrome on Mac, before version 156.0.8078.47, lets a remote attacker read memory inside the browser sandbox. The attacker needs the victim to load a crafted HTML page.","severity":"medium","cvss":6.5,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["browser","chrome","macos","other"],"not_affected_if":["chrome-current-version"],"how_to_check":"- Open Chrome, go to `chrome://settings/help` and read the installed version; anything below `156.0.8078.47` is affected\n- Check the version from a terminal with `/Applications/Google\\ Chrome.app/Contents/MacOS/Google\\ Chrome --version`","fix":"- Update Google Chrome on Mac to `156.0.8078.47` or later via `chrome://settings/help` or your managed update channel","status":"open","published_at":"2026-10-20T22:18:59+00:00","first_seen_at":"2026-10-23T21:57:23+00:00","triaged_at":"2026-10-25T03:53:18+00:00","updated_at":"2026-10-25T03:53:18+00:00","category":"other","confidence":0.6,"triage":{"at":"2026-10-25T03:53:18Z","model":"claude-haiku-5-5","output":{"fix":"- Update Google Chrome on Mac to `156.0.8078.47` or later via `chrome://settings/help` or your managed update channel","reach":"internet","title":"Google Chrome on Mac: memory corruption lets a crafted page read sandbox memory","impact":"low","summary":"A memory corruption flaw in Core in Google Chrome on Mac, before version 156.0.8078.47, lets a remote attacker read memory inside the browser sandbox. The attacker needs the victim to load a crafted HTML page.","category":"other","nicknames":[],"who_cares":["chrome","macos","browser"],"confidence":0.6,"needs_auth":"no","worst_case":"Attacker reads memory inside the browser sandbox via a crafted page","analyst_note":"","how_to_check":"- Open Chrome, go to `chrome://settings/help` and read the installed version; anything below `156.0.8078.47` is affected\n- Check the version from a terminal with `/Applications/Google\\ Chrome.app/Contents/MacOS/Google\\ Chrome --version`","needs_analyst":false,"not_affected_if":["chrome-current-version"],"who_is_affected":"Any Mac running Google Chrome before `156.0.8078.47` is exposed when a user visits an attacker-controlled page. Managed fleets that push Chrome updates centrally should check their installed version; systems on a current Chrome build can skip it.","user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"medium"},"cost_usd":0.000593,"input_tokens":3308,"output_tokens":524,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-113077':16A,19A '-2026':15A,18A '156.0.8078.47':36B,70C 'allow':71C 'attack':40B,48B,74C 'browser':20B,45B 'chrome':2A,21B,31B,64C 'chromium':87C 'core':28B,61C 'corrupt':6A,25B,59C 'craft':9A,55B,84C 'cve':14A,17A 'flaw':26B 'googl':1A,30B,63C 'html':56B,85C 'insid':43B,79C 'let':7A,37B 'load':53B 'mac':4A,33B,67C 'maco':22B 'medium':90C 'memori':5A,13A,24B,42B,58C,78C 'need':49B 'page':10A,57B,86C 'potenti':76C 'prior':68C 'read':11A,41B,77C 'remot':39B,73C 'sandbox':12A,46B,81C 'secur':88C 'sever':89C 'version':35B 'via':82C 'victim':51B","nicknames":[],"mitigations":[],"who_affected":"Any Mac running Google Chrome before `156.0.8078.47` is exposed when a user visits an attacker-controlled page. Managed fleets that push Chrome updates centrally should check their installed version; systems on a current Chrome build can skip it.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:18:59+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","cvss_by":"134c704f-9b21-4f2e-91b3-4a467353bcc0","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-113077","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113077","severity":null,"published_at":"2026-10-20T22:18:59+00:00","modified_at":"2026-10-21T16:17:17+00:00","first_seen_at":"2026-10-23T21:57:23+00:00","fetched_at":"2026-10-23T22:28:59+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"}