Unauthenticated privilege escalation via redirect-flow continuation
Published May 18, 2026 · Updated May 18, 2026
Authentication bypass in Creartia Internet Consulting ICMS Content Management allows remote attackers to access protected features without credentials. The login process trusts manipulated HTTP redirect headers and continues executing the protected script instead of terminating after redirection. Network access to the login flow is sufficient to bypass authentication and obtain privileges that expose protected CMS functions.
Summary
What happened
Authentication bypass in Creartia Internet Consulting ICMS Content Management allows remote attackers to access protected features without credentials. The login process trusts manipulated HTTP redirect headers and continues executing the protected script instead of terminating after redirection. Network access to the login flow is sufficient to bypass authentication and obtain privileges that expose protected CMS functions.
The record
- CVE
- CVE-2026-4320
- Published
- May 18, 2026
- Updated
- May 18, 2026
- Vendor
- Creartia Internet Consulting
- Product
- ICMS Content Management
- Classifications
- CWE-288, T1190
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- May 18, 2026CVE publishedPublication date reported by the CVE source.
- May 18, 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?
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- Affected versionversion=0 <*
What conditions does exploitation require?
What is affected?
Published CVSS scores
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Attacks
What attackers are doing with it
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Weakness, pattern, technique
Public exploit references
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Technologies
Your stack
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Your stack
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