{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-18481","assignerOrgId":"ff89ba41-3aa1-4d27-914a-91399e9639e5","state":"PUBLISHED","assignerShortName":"AMZN","dateReserved":"2026-07-31T12:40:04.618Z","datePublished":"2026-07-31T18:12:23.067Z","dateUpdated":"2026-07-31T19:52:59.881Z"},"containers":{"cna":{"providerMetadata":{"orgId":"ff89ba41-3aa1-4d27-914a-91399e9639e5","shortName":"AMZN","dateUpdated":"2026-07-31T19:52:59.881Z"},"title":"Stored XSS in Participant URL Field leads to Account Takeover via Session Token Theft","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-79","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-86","descriptions":[{"lang":"en","value":"CAPEC-86: XSS Through HTTP Headers"}]}],"affected":[{"vendor":"AWS","product":"AWS Ops Wheel","versions":[{"status":"affected","version":"0","lessThanOrEqual":"PR168","versionType":"custom"}],"defaultStatus":"unaffected"}],"cpeApplicability":[{"operator":"OR","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:aws:aws_ops_wheel:*:*:*:*:*:*:*:*","versionStartIncluding":"0","versionEndIncluding":"pr168"}]}]}],"descriptions":[{"lang":"en","value":"Stored cross-site scripting in the participant URL handling in AWS Ops \nWheel before PR #168 might allow an authenticated remote user to steal \nsession tokens and escalate to full administrative control of the \ndeployed instance via a crafted participant_url value containing a \ndangerous URI scheme.\n\n\n\n\n\n\nTo remediate this issue, users should redeploy from the latest version of aws-ops-wheel.","supportingMedia":[{"type":"text/html","base64":false,"value":"<div>Stored cross-site scripting in the participant URL handling in AWS Ops \nWheel before PR #168 might allow an authenticated remote user to steal \nsession tokens and escalate to full administrative control of the \ndeployed instance via a crafted participant_url value containing a \ndangerous URI scheme.</div><div><br></div><div><p>To remediate this issue, users should redeploy from the latest version of <span>aws-ops-wheel.</span></p><br></div>"}]}],"references":[{"url":"https://aws.amazon.com/security/security-bulletins/2026-068-aws/","tags":["vendor-advisory"]},{"url":"https://github.com/aws/aws-ops-wheel/pull/168","tags":["patch"]},{"url":"https://github.com/aws/aws-ops-wheel/security/advisories/GHSA-6rr8-cf9x-pj23","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE","baseSeverity":"HIGH","baseScore":7.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"ACTIVE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"HIGH","vulnIntegrityImpact":"NONE","subIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"MEDIUM","baseScore":6.2,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N"}}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.4"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-31T18:52:22.456228Z","id":"CVE-2026-18481","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-07-31T18:52:36.526Z"}}]}}