CVE-2026-18481

Stored XSS in Participant URL Field leads to Account Takeover via Session Token Theft

Published Jul 31, 2026 CVSS 4.0 · 6.2 Medium EPSS < 1% KEV · Not listed
Description
Stored cross-site scripting in the participant URL handling in AWS Ops
Wheel before PR #168 might allow an authenticated remote user to steal
session tokens and escalate to full administrative control of the
deployed instance via a crafted participant_url value containing a
dangerous URI scheme.






To remediate this issue, users should redeploy from the latest version of aws-ops-wheel.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Stored cross-site scripting in the participant URL handling in AWS Ops Wheel before PR #168 might allow an authenticated remote user to steal session tokens and escalate to full administrative control of the deployed instance via a crafted participant_url value containing a dangerous URI scheme. To remediate this issue, users should redeploy from the latest version of aws-ops-wheel.
Title Stored XSS in Participant URL Field leads to Account Takeover via Session Token Theft
First Time appeared Aws
Aws aws Ops Wheel
Weaknesses CWE-79
CPEs cpe:2.3:a:aws:aws_ops_wheel:*:*:*:*:*:*:*:*
Vendors & Products Aws
Aws aws Ops Wheel
References
Metrics cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N'}

cvssV4_0

{'score': 6.2, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
AMZN
Published
Updated
Jul 31, 2026, 7:52 PM
Reserved
Jul 31, 2026, 12:40 PM
Status
Awaiting Analysis
Published
Jul 31, 2026, 7:17 PM
Modified
Oct 23, 2026, 11:10 PM