{"id":"CVE-2025-6558","kind":"vulnerability","aliases":["CVE-2025-6558"],"related":[],"title":"Insufficient validation of untrusted input in ANGLE and GPU in Google Chrome prior to 138.0.7204.157 allowed a…","description":"Google Chromium contains an improper input validation vulnerability in ANGLE and GPU. This vulnerability could allow a remote attacker to potentially perform a sandbox escape 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 mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","summary":"Google Chromium's ANGLE and GPU components improperly validate input, so a crafted HTML page can make the browser's GPU process escape its sandbox. CISA lists it as actively exploited in the wild.","severity":"high","cvss":8.8,"epss":null,"exploited":true,"exploited_at":"2025-07-22T00:00:00+00:00","products":[{"name":"Google Chromium","fixed":[],"affected":"","ecosystem":"vendor"},{"name":"google chrome","fixed":["138.0.7204.157"],"affected":"< 138.0.7204.157","ecosystem":"vendor"},{"name":"debian linux","fixed":[],"affected":"= 11.0","ecosystem":"vendor"},{"name":"apple safari","fixed":["18.6"],"affected":"< 18.6","ecosystem":"vendor"},{"name":"apple ipados","fixed":["18.6"],"affected":"< 18.6","ecosystem":"vendor"},{"name":"apple iphone os","fixed":["18.6"],"affected":"< 18.6","ecosystem":"vendor"},{"name":"apple macos","fixed":["15.6"],"affected":"< 15.6","ecosystem":"vendor"},{"name":"apple visionos","fixed":["2.6"],"affected":"< 2.6","ecosystem":"vendor"},{"name":"apple watchos","fixed":["11.6"],"affected":"< 11.6","ecosystem":"vendor"},{"name":"wpewebkit wpe webkit","fixed":["2.48.5"],"affected":"< 2.48.5","ecosystem":"vendor"},{"name":"webkitgtk","fixed":["2.48.5"],"affected":"< 2.48.5","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["browser-users","chromium","exploited","google-chrome","managed-endpoints","microsoft-edge","opera","vendor"],"not_affected_if":["non-chromium-browser"],"how_to_check":"Check the installed Chrome, Edge or Opera version against the vendor's fixed release (version not given in the sources).","fix":"Update Google Chrome, Microsoft Edge, Opera or other Chromium-based browsers to the patched release from the vendor. Follow CISA's required action: apply vendor mitigations or stop using the product if no mitigation exists.","status":"open","published_at":"2025-07-15T18:15:24+00:00","first_seen_at":"2026-10-23T19:11:51+00:00","triaged_at":"2026-10-23T20:46:43+00:00","updated_at":"2026-10-23T22:29:05+00:00","category":"vendor","confidence":0.75,"triage":{"at":"2026-10-23T20:46:43Z","model":"claude-haiku-5-5","output":{"fix":"Update Google Chrome, Microsoft Edge, Opera or other Chromium-based browsers to the patched release from the vendor. Follow CISA's required action: apply vendor mitigations or stop using the product if no mitigation exists.","reach":"internet","summary":"Google Chromium's ANGLE and GPU components improperly validate input, so a crafted HTML page can make the browser's GPU process escape its sandbox. CISA lists it as actively exploited in the wild.","category":"vendor","who_cares":["chromium","google-chrome","microsoft-edge","opera","browser-users","managed-endpoints"],"confidence":0.75,"needs_auth":"no","worst_case":"A visited malicious web page can break out of the browser sandbox and run code on the user's machine.","analyst_note":"Find the patched Chromium version and release date in Google's Chrome Releases blog or the CISA KEV entry for CVE-2025-6558, since the sources give no fixed version.","how_to_check":"Check the installed Chrome, Edge or Opera version against the vendor's fixed release (version not given in the sources).\nunknown","needs_analyst":true,"not_affected_if":["non-chromium-browser"],"user_interaction":"yes","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000484,"input_tokens":2602,"output_tokens":447,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-01':159C '-2025':18A,21A '-6558':19A,22A '138.0.7204.157':15A '22':158C 'action':149C 'activ':91B 'affect':129C 'allow':16A,111C 'angl':7A,65B,105C 'apple':29A,31A,33A,36A,38A,40A 'appli':150C 'applic':156C 'attack':114C 'bod':157C 'browser':47B,80B,132C 'browser-us':46B 'chrome':12A,26A,53B,142C 'chromium':24A,49B,63B,97C,135C 'cisa':87B,147C 'cloud':162C 'compon':68B 'contain':98C 'could':110C,128C 'craft':74B,123C 'cve':17A,20A 'debian':27A 'discontinu':165C 'edg':59B,144C 'endpoint':56B 'escap':84B,120C 'exploit':50B,92B 'follow':155C 'googl':11A,52B,62B,96C,141C 'google':23A,25A 'google-chrom':51B 'gpu':9A,67B,82B,107C 'guidanc':160C 'html':75B,124C 'improp':69B,100C 'includ':136C 'input':5A,71B,101C 'instruct':154C 'insuffici':1A 'ipados':32A 'iphone':34A 'limit':139C 'linux':28A 'list':88B 'macos':37A 'make':78B 'manag':55B 'managed-endpoint':54B 'microsoft':58B,143C 'microsoft-edg':57B 'mitig':151C,171C 'multipl':130C 'opera':60B,146C 'os':35A 'page':76B,125C 'per':152C 'perform':117C 'potenti':116C 'prior':13A 'process':83B 'product':169C 'remot':113C 'requir':148C 'safari':30A 'sandbox':86B,119C 'servic':163C 'unavail':173C 'untrust':4A 'use':166C 'user':48B 'util':134C 'valid':2A,70B,102C 'vendor':61B,153C 'via':121C 'visionos':39A 'vulner':103C,109C,127C 'watchos':41A 'web':131C 'webkit':44A 'webkitgtk':45A 'wild':95B 'wpe':43A 'wpewebkit':42A","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2025-07-15T18:15:24+00:00","kev":{"dateAdded":"2025-07-22","dueDate":"2025-08-12","requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","knownRansomwareCampaignUse":"Unknown"},"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":"kev","external_id":"CVE-2025-6558","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-6558","severity":null,"published_at":"2025-07-22T00:00:00+00:00","modified_at":null,"first_seen_at":"2026-10-23T19:11:51+00:00","fetched_at":"2026-10-25T15:39:40+00:00","note":null},{"source":"nvd","external_id":"CVE-2025-6558","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-6558","severity":null,"published_at":"2025-07-15T18:15:24+00:00","modified_at":"2026-10-01T12:00:53+00:00","first_seen_at":"2026-10-23T22:29:05+00:00","fetched_at":"2026-10-23T22:29:05+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"}