{"id":"CVE-2026-113051","kind":"vulnerability","aliases":["CVE-2026-113051"],"related":[],"title":"Google Chrome: CSS memory corruption lets a crafted page read sandbox memory","description":"Memory corruption in CSS in Google Chrome 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 bug in Chrome's CSS handling lets a remote attacker who lures a user to a crafted HTML page read memory inside the browser sandbox. The sources rate it Medium and do not report exploitation in the wild.","severity":"medium","cvss":6.5,"epss":null,"exploited":false,"exploited_at":null,"products":[{"name":"google chrome","fixed":["156.0.8078.47"],"affected":"< 156.0.8078.47","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["browsers","chrome","endpoints","vendor"],"not_affected_if":["chrome-already-updated"],"how_to_check":"- Open chrome://settings/help in Chrome or run `google-chrome --version` and compare against `156.0.8078.47`\n- On managed fleets, check the installed Chrome version with your endpoint management tool","fix":"- Update Google Chrome to `156.0.8078.47` or later\n- Relaunch the browser after the update so the new version is running","status":"open","published_at":"2026-10-20T22:18:56+00:00","first_seen_at":"2026-10-23T21:57:23+00:00","triaged_at":"2026-10-25T03:53:22+00:00","updated_at":"2026-10-25T03:53:22+00:00","category":"vendor","confidence":0.8,"triage":{"at":"2026-10-25T03:53:22Z","model":"claude-haiku-5-5","output":{"fix":"- Update Google Chrome to `156.0.8078.47` or later\n- Relaunch the browser after the update so the new version is running","reach":"internet","title":"Google Chrome: CSS memory corruption lets a crafted page read sandbox memory","impact":"low","summary":"A memory corruption bug in Chrome's CSS handling lets a remote attacker who lures a user to a crafted HTML page read memory inside the browser sandbox. The sources rate it Medium and do not report exploitation in the wild.","category":"vendor","nicknames":[],"who_cares":["chrome","browsers","endpoints"],"confidence":0.8,"needs_auth":"no","worst_case":"Attacker reads memory inside the browser sandbox via a crafted page","analyst_note":"","how_to_check":"- Open chrome://settings/help in Chrome or run `google-chrome --version` and compare against `156.0.8078.47`\n- On managed fleets, check the installed Chrome version with your endpoint management tool","needs_analyst":false,"not_affected_if":["chrome-already-updated"],"who_is_affected":"Any user running Google Chrome before `156.0.8078.47` who browses to untrusted pages is exposed, since the trigger is a crafted HTML page. Teams with managed browsers should confirm the fleet version. Users on other Chromium-based browsers should check that browser's own release, since the sources only name Chrome.","user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"medium"},"cost_usd":0.000594,"input_tokens":3333,"output_tokens":522,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-113051':15A,18A '-2026':14A,17A '156.0.8078.47':75C 'allow':76C 'attack':37B,79C 'browser':21B,51B 'bug':28B 'chrome':2A,20A,22B,30B,72C 'chromium':92C 'corrupt':5A,27B,67C 'craft':8A,44B,89C 'css':3A,32B,69C 'cve':13A,16A 'endpoint':23B 'exploit':62B 'googl':1A,71C 'google':19A 'handl':33B 'html':45B,90C 'insid':49B,84C 'let':6A,34B 'lure':39B 'medium':57B,95C 'memori':4A,12A,26B,48B,66C,83C 'page':9A,46B,91C 'potenti':81C 'prior':73C 'rate':55B 'read':10A,47B,82C 'remot':36B,78C 'report':61B 'sandbox':11A,52B,86C 'secur':93C 'sever':94C 'sourc':54B 'user':41B 'vendor':24B 'via':87C 'wild':65B","nicknames":[],"mitigations":[],"who_affected":"Any user running Google Chrome before `156.0.8078.47` who browses to untrusted pages is exposed, since the trigger is a crafted HTML page. Teams with managed browsers should confirm the fleet version. Users on other Chromium-based browsers should check that browser's own release, since the sources only name Chrome.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:18:56+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-2026-113051","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113051","severity":null,"published_at":"2026-10-20T22:18:56+00:00","modified_at":"2026-10-22T15:37:37+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"}