Reflected XSS via unvalidated redirect URL
Published Jun 6, 2026 · Updated Jun 6, 2026
Reflected XSS in Mage OSS 0.9.0 through 0.9.79 allows remote attackers to execute JavaScript via a crafted sign-in redirect URL. The SignForm useMutation callback consumes query.redirect_url without adequate validation or neutralization, allowing injected script content to execute in the browser. A victim must open the crafted URL and interact with the sign-in flow; the resulting script execution is confined to that browser context.
Summary
What happened
Reflected XSS in Mage OSS 0.9.0 through 0.9.79 allows remote attackers to execute JavaScript via a crafted sign-in redirect URL. The SignForm useMutation callback consumes query.redirect_url without adequate validation or neutralization, allowing injected script content to execute in the browser. A victim must open the crafted URL and interact with the sign-in flow; the resulting script execution is confined to that browser context.
The record
- CVE
- CVE-2026-11436
- Published
- Jun 6, 2026
- Updated
- Jun 6, 2026
- Vendor
- Mage
- Product
- Mage OSS
- Classifications
- CWE-79, CWE-94, T1204.001
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Jun 6, 2026CVE publishedPublication date reported by the CVE source.
- Jun 6, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=0.9.0
- Affected versionversion=0.9.1
- Affected versionversion=0.9.10
- Affected versionversion=0.9.11
- Affected versionversion=0.9.12
- Affected versionversion=0.9.13
- Affected versionversion=0.9.14
- Affected versionversion=0.9.15
- Affected versionversion=0.9.16
- Affected versionversion=0.9.17
- Affected versionversion=0.9.18
- Affected versionversion=0.9.19
- Affected versionversion=0.9.2
- Affected versionversion=0.9.20
- Affected versionversion=0.9.21
- Affected versionversion=0.9.22
- Affected versionversion=0.9.23
- Affected versionversion=0.9.24
- Affected versionversion=0.9.25
- Affected versionversion=0.9.26
- Affected versionversion=0.9.27
- Affected versionversion=0.9.28
- Affected versionversion=0.9.29
- Affected versionversion=0.9.3
- Affected versionversion=0.9.30
- Affected versionversion=0.9.31
- Affected versionversion=0.9.32
- Affected versionversion=0.9.33
- Affected versionversion=0.9.34
- Affected versionversion=0.9.35
- Affected versionversion=0.9.36
- Affected versionversion=0.9.37
- Affected versionversion=0.9.38
- Affected versionversion=0.9.39
- Affected versionversion=0.9.4
- Affected versionversion=0.9.40
- Affected versionversion=0.9.41
- Affected versionversion=0.9.42
- Affected versionversion=0.9.43
- Affected versionversion=0.9.44
- Affected versionversion=0.9.45
- Affected versionversion=0.9.46
- Affected versionversion=0.9.47
- Affected versionversion=0.9.48
- Affected versionversion=0.9.49
- Affected versionversion=0.9.5
- Affected versionversion=0.9.50
- Affected versionversion=0.9.51
- Affected versionversion=0.9.52
- Affected versionversion=0.9.53
- Affected versionversion=0.9.54
- Affected versionversion=0.9.55
- Affected versionversion=0.9.56
- Affected versionversion=0.9.57
- Affected versionversion=0.9.58
- Affected versionversion=0.9.59
- Affected versionversion=0.9.6
- Affected versionversion=0.9.60
- Affected versionversion=0.9.61
- Affected versionversion=0.9.62
- Affected versionversion=0.9.63
- Affected versionversion=0.9.64
- Affected versionversion=0.9.65
- Affected versionversion=0.9.66
- Affected versionversion=0.9.67
- Affected versionversion=0.9.68
- Affected versionversion=0.9.69
- Affected versionversion=0.9.7
- Affected versionversion=0.9.70
- Affected versionversion=0.9.71
- Affected versionversion=0.9.72
- Affected versionversion=0.9.73
- Affected versionversion=0.9.74
- Affected versionversion=0.9.75
- Affected versionversion=0.9.76
- Affected versionversion=0.9.77
- Affected versionversion=0.9.78
- Affected versionversion=0.9.79
- Affected versionversion=0.9.8
- Affected versionversion=0.9.9
What conditions does exploitation require?
What is affected?
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
- Mage AI sign-in redirect XSS proof of conceptproof of concept · unverified
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
See the directory against your own environment.
Your stack
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