Stored script execution via client and invoice fields
Published Mar 31, 2022 · Updated Aug 4, 2024
Stored XSS in SourceCodester Simple Client Management System 1.0 allows remote authenticated users to run script in another user's browser. The save_client and save_invoice handlers accept script in the lastname and remarks fields, respectively, and store values that execute when rendered. An authenticated session is required to submit the records, and impact occurs when another user opens the affected client or invoice view.
Summary
What happened
Stored XSS in SourceCodester Simple Client Management System 1.0 allows remote authenticated users to run script in another user's browser. The save_client and save_invoice handlers accept script in the lastname and remarks fields, respectively, and store values that execute when rendered. An authenticated session is required to submit the records, and impact occurs when another user opens the affected client or invoice view.
The record
- CVE
- CVE-2021-43505
- Published
- Mar 31, 2022
- Updated
- Aug 4, 2024
- Vendor
- Unknown vendor
- Product
- Unknown product
- Classifications
- CWE-79, T1059.007
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Mar 31, 2022CVE publishedPublication date reported by the CVE source.
- Aug 4, 2024Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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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
- Simple Client Management System 1.0 stored XSS proof of conceptproof of concept · demonstrated
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Technologies
Your stack
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Your stack
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