{"id":"CVE-2026-124034","kind":"vulnerability","aliases":["CVE-2026-124034"],"related":[],"title":"Relative path traversal in the local hybrid job input data download in Amazon Braket SDK before 1.127.7 might allow…","description":"CVE-2026-124034, CVE-2026-124035: Issues with Amazon Braket SDK\n\n### CVE-2026-124034, CVE-2026-124035: Issues with Amazon Braket SDK\n\nBulletin ID: 2026-175-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 11/09/2026 14:15 PM PST\n\n Description:\n\nAmazon Braket SDK is an open source Python library that customers use to run quantum tasks and hybrid jobs on Amazon Braket and retrieve their results, and it uses the Amazon Braket Schemas library to parse task results.\n\nWe identified CVE-2026-124034, an issue in the local hybrid job input data download in the Amazon Braket SDK. A remote authenticated user with S3 write access to a hybrid job's input data location might be able to overwrite arbitrary files, with the privileges of the user running the job, by supplying crafted S3 object keys.\n\nWe identified CVE-2026-124035, an issue in the error mitigation schema validation in Amazon Braket Schemas, the library the Amazon Braket SDK uses to parse quantum task results. A remote authenticated user with S3 write access to the quantum task output location might be able to execute arbitrary code on any machine that retrieves the quantum task results by supplying a crafted task result document. Please note, this is a follow-on fix to the prior advisory CVE-2026-9291.\n\nImpacted versions:\n\n- CVE-2026-124034: amazon-braket-sdk >= 1.10.0 AND < 1.127.7\n- CVE-2026-124035: amazon-braket-schemas >= 1.17.0 AND < 1.32.2\n\nResolution:\n\n- CVE-2026-124034: This issue has been addressed in Amazon Braket SDK version 1.127.7. We recommend upgrading to the latest version and ensuring any forked or derivative code is patched to incorporate the new fixes.\n- CVE-2026-124035: This issue has been addressed in Amazon Braket Schemas version 1.32.2. We recommend upgrading to the latest version and ensuring any forked or derivative code is patched to incorporate the new fixes.\n\nWorkarounds:\n\nRestrict S3 write access to the Braket task-output and local-job input data locations (and the job's IAM role) to trusted principals.\n\nReferences:\n\n- CVE-2026-124034\n- CVE-2026-124035\n- GHSA-4hhf-mfx9-3877\n- GHSA-9r5x-g8jm-9mjj\n\nAcknowledgement:\n\nWe would like to thank Eva Crystal (0xiviel), XSource Security for collaborating on this issue through the coordinated issue disclosure process.\n\n Please email aws-security@amazon.com with any s ecurity questions or concerns.","summary":"The Amazon Braket SDK, a Python library, has two flaws that need S3 write access to the job or task locations. A crafted S3 object key can overwrite arbitrary files as the user running the job, and a crafted task result document can execute code on any machine that retrieves the results.","severity":"high","cvss":6.4,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["amazon-braket","aws","lab-disclosure","package","python","s3"],"not_affected_if":["no-s3-write-access-by-others","package-not-installed"],"how_to_check":"- Check the installed version: `pip show amazon-braket-sdk` and `pip show amazon-braket-schemas`\n- Look for amazon-braket-sdk at or after `1.10.0` and before `1.127.7`, or amazon-braket-schemas at or after `1.17.0` and before `1.32.2`\n- Review which principals have S3 write access to Braket task-output and hybrid job input locations","fix":"- amazon-braket-sdk: `1.127.7`\n- amazon-braket-schemas: `1.32.2`","status":"open","published_at":"2026-11-09T23:17:18+00:00","first_seen_at":"2026-11-09T23:46:36+00:00","triaged_at":"2026-11-09T23:48:03+00:00","updated_at":"2026-11-10T00:28:47+00:00","category":"package","confidence":0.8,"triage":{"at":"2026-11-09T23:48:03Z","model":"claude-haiku-5-5","output":{"fix":"- amazon-braket-sdk: `1.127.7`\n- amazon-braket-schemas: `1.32.2`","reach":"network","title":"Amazon Braket SDK: crafted S3 keys overwrite files; task results run code","impact":"high","summary":"The Amazon Braket SDK, a Python library, has two flaws that need S3 write access to the job or task locations. A crafted S3 object key can overwrite arbitrary files as the user running the job, and a crafted task result document can execute code on any machine that retrieves the results.","audience":"developers","category":"package","nicknames":[],"who_cares":["python","aws","amazon-braket","s3"],"confidence":0.8,"fix_status":"available","needs_auth":"yes","worst_case":"Arbitrary file overwrite, or code execution on result-retrieving machines","analyst_note":"","how_to_check":"- Check the installed version: `pip show amazon-braket-sdk` and `pip show amazon-braket-schemas`\n- Look for amazon-braket-sdk at or after `1.10.0` and before `1.127.7`, or amazon-braket-schemas at or after `1.17.0` and before `1.32.2`\n- Review which principals have S3 write access to Braket task-output and hybrid job input locations","plain_action":"","product_name":"","needs_analyst":false,"not_affected_if":["no-s3-write-access-by-others","package-not-installed"],"who_is_affected":"Teams that run the Braket SDK or Braket Schemas library in Python, especially where hybrid job input or quantum task output lives in S3 locations that other principals can write to. The schemas flaw affects any machine that retrieves task results, so check consumers as well as job runners. Teams not using these packages, or where S3 write access is restricted to trusted principals, are less exposed.","user_interaction":"no","product_ecosystem":"","needs_special_setup":"no","severity_if_unknown":"high"},"cost_usd":0.000875,"input_tokens":5425,"output_tokens":665,"severity_before":"unknown"},"analyst_status":null,"analyst_note":null,"search":"'-124034':22A,25A,90C,101C,172C,312C,333C,431C '-124035':93C,104C,230C,322C,368C,434C '-175':113C '-2026':21A,24A,89C,92C,100C,103C,171C,229C,306C,311C,321C,332C,367C,430C,433C '-9291':307C '0xiviel':453C '1.10.0':317C '1.127.7':17A,319C,344C '1.17.0':327C '1.32.2':329C,379C '11/09/2026':124C '14':125C '15':126C '2026':112C '3877':439C '4hhf':437C '9mjj':444C '9r5x':442C 'abl':206C,271C 'access':50B,195C,262C,405C 'acknowledg':445C 'address':338C,373C 'advisori':304C 'allow':19A 'amazon':13A,27B,37B,96C,107C,130C,150C,160C,185C,240C,246C,314C,324C,340C,375C 'amazon-braket':26B 'amazon-braket-schema':323C 'amazon-braket-sdk':313C 'arbitrari':64B,209C,274C 'attent':121C 'authent':190C,257C 'aw':29B,114C,116C 'aws-security@amazon.com':469C 'braket':14A,28B,38B,97C,108C,131C,151C,161C,186C,241C,247C,315C,325C,341C,376C,408C 'bulletin':110C 'code':80B,275C,358C,393C 'collabor':457C 'concern':476C 'content':117C 'coordin':463C 'craft':58B,74B,222C,288C 'crystal':452C 'custom':140C 'cve':20A,23A,88C,91C,99C,102C,170C,228C,305C,310C,320C,331C,366C,429C,432C 'data':10A,181C,202C,417C 'date':123C 'deriv':357C,392C 'descript':129C 'disclosur':32B,465C 'document':77B,291C 'download':11A,182C 'ecur':473C 'email':468C 'ensur':353C,388C 'error':235C 'eva':451C 'execut':79B,273C 'file':65B,210C 'fix':300C,365C,400C 'flaw':45B 'follow':298C 'follow-on':297C 'fork':355C,390C 'g8jm':443C 'ghsa':436C,441C 'ghsa-4hhf-mfx9':435C 'ghsa-9r5x-g8jm-9mjj':440C 'hybrid':7A,147C,178C,198C 'iam':423C 'id':111C 'identifi':169C,227C 'impact':308C 'import':119C 'incorpor':362C,397C 'input':9A,180C,201C,416C 'issu':94C,105C,174C,232C,335C,370C,460C,464C 'job':8A,53B,71B,148C,179C,199C,219C,415C,421C 'key':61B,225C 'lab':31B 'lab-disclosur':30B 'latest':350C,385C 'librari':42B,138C,163C,244C 'like':448C 'local':6A,177C,414C 'local-job':413C 'locat':56B,203C,268C,418C 'machin':83B,278C 'mfx9':438C 'might':18A,204C,269C 'mitig':236C 'need':47B 'new':364C,399C 'note':293C 'object':60B,224C 'open':135C 'output':267C,411C 'overwrit':63B,208C 'packag':33B 'pars':165C,251C 'patch':360C,395C 'path':2A 'pleas':292C,467C 'pm':127C 'princip':427C 'prior':303C 'privileg':213C 'process':466C 'pst':128C 'public':122C 'python':34B,41B,137C 'quantum':144C,252C,265C,282C 'question':474C 'recommend':346C,381C 'refer':428C 'relat':1A 'remot':189C,256C 'requir':120C 'resolut':330C 'restrict':402C 'result':76B,87B,155C,167C,254C,284C,290C 'retriev':85B,153C,280C 'role':424C 'run':69B,143C,217C 's3':35B,48B,59B,193C,223C,260C,403C 'schema':162C,237C,242C,326C,377C 'scope':115C 'sdk':15A,39B,98C,109C,132C,187C,248C,316C,342C 'secur':455C 'sourc':136C 'suppli':221C,286C 'task':55B,75B,145C,166C,253C,266C,283C,289C,410C 'task-output':409C 'thank':450C 'travers':3A 'trust':426C 'two':44B 'type':118C 'upgrad':347C,382C 'use':141C,158C,249C 'user':68B,191C,216C,258C 'valid':238C 'version':309C,343C,351C,378C,386C 'workaround':401C 'would':447C 'write':49B,194C,261C,404C 'xsourc':454C","nicknames":[],"mitigations":[],"who_affected":"Teams that run the Braket SDK or Braket Schemas library in Python, especially where hybrid job input or quantum task output lives in S3 locations that other principals can write to. The schemas flaw affects any machine that retrieves task results, so check consumers as well as job runners. Teams not using these packages, or where S3 write access is restricted to trusted principals, are less exposed.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"available","audience":"developers","plain_action":null,"pkeys":[],"ptokens":[],"labels":["amazonbraket","aws","high","labdisclosure","package","python","s3"],"campaign_type":null,"search_a":"'-124034':22A,25A '-2026':21A,24A '1.127.7':17A 'allow':19A 'amazon':13A 'braket':14A 'cve':20A,23A 'data':10A 'download':11A 'hybrid':7A 'input':9A 'job':8A 'local':6A 'might':18A 'path':2A 'relat':1A 'sdk':15A 'travers':3A","search_b":"'access':50B 'amazon':27B,37B 'amazon-braket':26B 'arbitrari':64B 'aw':29B 'braket':28B,38B 'code':80B 'craft':58B,74B 'disclosur':32B 'document':77B 'execut':79B 'file':65B 'flaw':45B 'job':53B,71B 'key':61B 'lab':31B 'lab-disclosur':30B 'librari':42B 'locat':56B 'machin':83B 'need':47B 'object':60B 'overwrit':63B 'packag':33B 'python':34B,41B 'result':76B,87B 'retriev':85B 'run':69B 's3':35B,48B,59B 'sdk':39B 'task':55B,75B 'two':44B 'user':68B 'write':49B","search_c":"'-124034':90C,101C,172C,312C,333C,431C '-124035':93C,104C,230C,322C,368C,434C '-175':113C '-2026':89C,92C,100C,103C,171C,229C,306C,311C,321C,332C,367C,430C,433C '-9291':307C '0xiviel':453C '1.10.0':317C '1.127.7':319C,344C '1.17.0':327C '1.32.2':329C,379C '11/09/2026':124C '14':125C '15':126C '2026':112C '3877':439C '4hhf':437C '9mjj':444C '9r5x':442C 'abl':206C,271C 'access':195C,262C,405C 'acknowledg':445C 'address':338C,373C 'advisori':304C 'amazon':96C,107C,130C,150C,160C,185C,240C,246C,314C,324C,340C,375C 'amazon-braket-schema':323C 'amazon-braket-sdk':313C 'arbitrari':209C,274C 'attent':121C 'authent':190C,257C 'aw':114C,116C 'aws-security@amazon.com':469C 'braket':97C,108C,131C,151C,161C,186C,241C,247C,315C,325C,341C,376C,408C 'bulletin':110C 'code':275C,358C,393C 'collabor':457C 'concern':476C 'content':117C 'coordin':463C 'craft':222C,288C 'crystal':452C 'custom':140C 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'xsourc':454C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-09T22:32:30+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","cvss_by":"ff89ba41-3aa1-4d27-914a-91399e9639e5","poc_count":0,"sources":[{"source":"lab","external_id":"https://aws.amazon.com/security/security-bulletins/rss/2026-175-aws/#CVE-2026-124034","url":"https://aws.amazon.com/security/security-bulletins/rss/2026-175-aws/","severity":null,"published_at":null,"modified_at":null,"first_seen_at":"2026-11-09T23:46:36+00:00","fetched_at":"2026-11-09T23:46:36+00:00","note":"AWS: CVE-2026-124034, CVE-2026-124035: Issues with Amazon Braket SDK"},{"source":"nvd","external_id":"CVE-2026-124034","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-124034","severity":null,"published_at":"2026-11-09T23:17:18+00:00","modified_at":"2026-11-09T23:17:18+00:00","first_seen_at":"2026-11-10T00:28:47+00:00","fetched_at":"2026-11-10T00:28:47+00:00","note":null}],"documents":[{"id":110996,"url":"https://aws.amazon.com/security/security-bulletins/rss/2026-175-aws/","title":"AWS: CVE-2026-124034, CVE-2026-124035: Issues with Amazon Braket SDK","kind":"vendor","source":"vendor","publisher":"research","text":"CVE-2026-124034, CVE-2026-124035: Issues with Amazon Braket SDK\n\n### CVE-2026-124034, CVE-2026-124035: Issues with Amazon Braket SDK\n\nBulletin ID: 2026-175-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 11/09/2026 14:15 PM PST\n\n Description:\n\nAmazon Braket SDK is an open source Python library that customers use to run quantum tasks and hybrid jobs on Amazon Braket and retrieve their results, and it uses the Amazon Braket Schemas library to parse task results.\n\nWe identified CVE-2026-124034, an issue in the local hybrid job input data download in the Amazon Braket SDK. A remote authenticated user with S3 write access to a hybrid job's input data location might be able to overwrite arbitrary files, with the privileges of the user running the job, by supplying crafted S3 object keys.\n\nWe identified CVE-2026-124035, an issue in the error mitigation schema validation in Amazon Braket Schemas, the library the Amazon Braket SDK uses to parse quantum task results. A remote authenticated user with S3 write access to the quantum task output location might be able to execute arbitrary code on any machine that retrieves the quantum task results by supplying a crafted task result document. Please note, this is a follow-on fix to the prior advisory CVE-2026-9291.\n\nImpacted versions:\n\n- CVE-2026-124034: amazon-braket-sdk >= 1.10.0 AND < 1.127.7\n- CVE-2026-124035: amazon-braket-schemas >= 1.17.0 AND < 1.32.2\n\nResolution:\n\n- CVE-2026-124034: This issue has been addressed in Amazon Braket SDK version 1.127.7. We recommend upgrading to the latest version and ensuring any forked or derivative code is patched to incorporate the new fixes.\n- CVE-2026-124035: This issue has been addressed in Amazon Braket Schemas version 1.32.2. We recommend upgrading to the latest version and ensuring any forked or derivative code is patched to incorporate the new fixes.\n\nWorkarounds:\n\nRestrict S3 write access to the Braket task-output and local-job input data locations (and the job's IAM role) to trusted principals.\n\nReferences:\n\n- CVE-2026-124034\n- CVE-2026-124035\n- GHSA-4hhf-mfx9-3877\n- GHSA-9r5x-g8jm-9mjj\n\nAcknowledgement:\n\nWe would like to thank Eva Crystal (0xiviel), XSource Security for collaborating on this issue through the coordinated issue disclosure process.\n\n Please email aws-security@amazon.com with any s ecurity questions or concerns.","published_at":"2026-11-09T22:42:12+00:00","relation":"mentions","confidence":null,"note":null},{"id":112118,"url":"https://github.com/amazon-braket/amazon-braket-sdk-python/releases/tag/v1.127.7","title":"Release notes: github.com","kind":"release","source":"nvd","publisher":"vendor","text":null,"published_at":null,"relation":"fix","confidence":null,"note":"Release notes: github.com"},{"id":112119,"url":"https://github.com/amazon-braket/amazon-braket-sdk-python/security/advisories/GHSA-4hhf-mfx9-3877","title":"Vendor advisory: github.com","kind":"vendor","source":"nvd","publisher":"vendor","text":null,"published_at":"2026-11-09T22:32:30+00:00","relation":"advisory","confidence":null,"note":"Vendor advisory: github.com"}],"disclosures":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}