CVE-2026-42517
Insecure Base64 Encoding in e-Sushrut Enables Unauthorized Data Access
Publication date: 2026-04-29
Last updated on: 2026-04-29
Assigner: Indian Computer Emergency Response Team (CERT-In)
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-639 | The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. |
Attack-Flow Graph
AI Powered Q&A
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
This vulnerability involves the use of reversible Base64 encoding to protect sensitive data, which can be decoded and manipulated by an authenticated attacker to gain unauthorized access to sensitive information.
Such unauthorized access to sensitive data could potentially lead to non-compliance with data protection regulations and standards like GDPR and HIPAA, which require strong protection of personal and sensitive information.
However, specific impacts on compliance are not detailed in the provided information.
Can you explain this vulnerability to me?
This vulnerability exists in e-Sushrut because it uses reversible Base64 encoding to protect sensitive data.
An authenticated attacker can exploit this by decoding and manipulating Base64-encoded parameters in the request URL.
This allows the attacker to gain unauthorized access to sensitive information on the targeted system.
How can this vulnerability impact me? :
The vulnerability can lead to unauthorized access to sensitive information if an attacker decodes and manipulates Base64-encoded parameters.
This could compromise the confidentiality of sensitive data stored or processed by the e-Sushrut system.
Can you explain this vulnerability to me?
This vulnerability exists in e-Sushrut because it uses reversible Base64 encoding to protect sensitive data.
An authenticated attacker can exploit this by decoding and manipulating Base64-encoded parameters in the request URL.
This allows the attacker to gain unauthorized access to sensitive information on the targeted system.
How can this vulnerability impact me? :
The vulnerability can lead to unauthorized access to sensitive information.
An attacker who is authenticated can decode and manipulate encoded parameters to access data they should not have access to.
This could result in data breaches, loss of confidentiality, and potential misuse of sensitive information.