CVE-2021-35387Public exploitNetwork attack vector

Authenticated SQL injection via unneutralized viewid parameter

Published Oct 28, 2022 · Updated May 7, 2025

SQL injection in PHPGurukul Hospital Management System 4.0 allows remote authenticated users to read or alter database data. The admin/view-patient.php endpoint incorporates the viewid query parameter into an SQL statement without neutralizing SQL syntax. A valid account is required; crafted requests can expose or modify records and disrupt the backing database.

CVSS severity8.8
High
EPSS probability0.83%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

SQL injection in PHPGurukul Hospital Management System 4.0 allows remote authenticated users to read or alter database data. The admin/view-patient.php endpoint incorporates the viewid query parameter into an SQL statement without neutralizing SQL syntax. A valid account is required; crafted requests can expose or modify records and disrupt the backing database.

The record

CVE
CVE-2021-35387
Published
Oct 28, 2022
Updated
May 7, 2025
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-89, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Oct 28, 2022CVE publishedPublication date reported by the CVE source.
  2. May 7, 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?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

8.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
8.8CISA-ADPCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

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.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-89Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
T1190Exploit Public-Facing Application

Public exploit references

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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