{"id":"CVE-2026-113022","kind":"vulnerability","aliases":["CVE-2026-113022"],"related":[],"title":"Chrome: PDFium memory corruption lets a crafted page run code in sandbox","description":"Memory corruption in PDFium in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Medium)","summary":"Google Chrome versions before 156.0.8078.47 have a memory corruption bug in the PDFium PDF engine. A remote attacker can use a crafted HTML page to potentially execute arbitrary code inside the browser sandbox.","severity":"high","cvss":8.8,"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":["chrome","desktop-browsers","linux","macos","other","package","windows"],"not_affected_if":["already-on-156.0.8078.47-or-later"],"how_to_check":"Open chrome://settings/help in the browser and read the version number; anything below 156.0.8078.47 is affected.","fix":"Update Google Chrome to 156.0.8078.47 or later.","status":"open","published_at":"2026-10-20T22:18:53+00:00","first_seen_at":"2026-10-23T21:57:23+00:00","triaged_at":"2026-10-23T22:38:09+00:00","updated_at":"2026-10-23T22:38:09+00:00","category":"package","confidence":0.8,"triage":{"at":"2026-10-23T22:38:09Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome to 156.0.8078.47 or later.","reach":"internet","title":"Chrome: PDFium memory corruption lets a crafted page run code in sandbox","impact":"high","summary":"Google Chrome versions before 156.0.8078.47 have a memory corruption bug in the PDFium PDF engine. A remote attacker can use a crafted HTML page to potentially execute arbitrary code inside the browser sandbox.","category":"package","who_cares":["chrome","desktop-browsers","windows","macos","linux"],"confidence":0.8,"needs_auth":"no","worst_case":"Attacker runs code inside the browser sandbox after a victim visits a page","analyst_note":"","how_to_check":"Open chrome://settings/help in the browser and read the version number; anything below 156.0.8078.47 is affected.","needs_analyst":false,"not_affected_if":["already-on-156.0.8078.47-or-later"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000477,"input_tokens":2946,"output_tokens":365,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-113022':15A,18A '-2026':14A,17A '156.0.8078.47':34B,72C 'allow':73C 'arbitrari':57B,80C 'attack':47B,76C 'browser':24B,61B 'bug':39B 'chrome':1A,20A,21B,31B,69C 'chromium':90C 'code':10A,58B,81C 'corrupt':4A,38B,64C 'craft':7A,51B,87C 'cve':13A,16A 'desktop':23B 'desktop-brows':22B 'engin':44B 'execut':56B,79C 'googl':30B,68C 'google':19A 'html':52B,88C 'insid':59B,82C 'let':5A 'linux':25B 'maco':26B 'medium':93C 'memori':3A,37B,63C 'packag':28B 'page':8A,53B,89C 'pdf':43B 'pdfium':2A,42B,66C 'potenti':55B,78C 'prior':70C 'remot':46B,75C 'run':9A 'sandbox':12A,62B,84C 'secur':91C 'sever':92C 'use':49B 'version':32B 'via':85C 'window':29B","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-20T22:18:53+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cvss_by":"134c704f-9b21-4f2e-91b3-4a467353bcc0","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-113022","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113022","severity":null,"published_at":"2026-10-20T22:18:53+00:00","modified_at":"2026-10-23T13:17:08+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"}