Session-data theft via unsanitized advertising content
Published Apr 28, 2023 · Updated Jan 31, 2025
Stored cross-site scripting in EyouCMS 1.6.1-UTF8-sp1 allows remote authenticated users to execute script in a visitor's browser. The Add new ads workflow stores crafted style markup in advertising content and renders it through the invocation link without neutralizing its onload handler. An attacker needs access to create advertising content, and exploitation requires a logged-in user to visit that link, exposing that user's session data.
Summary
What happened
Stored cross-site scripting in EyouCMS 1.6.1-UTF8-sp1 allows remote authenticated users to execute script in a visitor's browser. The Add new ads workflow stores crafted style markup in advertising content and renders it through the invocation link without neutralizing its onload handler. An attacker needs access to create advertising content, and exploitation requires a logged-in user to visit that link, exposing that user's session data.
The record
- CVE
- CVE-2023-30125
- Published
- Apr 28, 2023
- Updated
- Jan 31, 2025
- Vendor
- Unknown vendor
- Product
- Unknown product
- Classifications
- CWE-79, T1059.007
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Apr 28, 2023CVE publishedPublication date reported by the CVE source.
- Jan 31, 2025Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
What conditions does exploitation require?
What is affected?
Affected products and versions are unavailable in this record.
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
- EyouCMS advertising-content XSS proof of conceptproof of concept · demonstrated
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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