CVE-2021-38840
CVE-2021-38840 is a critical-severity vulnerability in Simple Water Refilling Station Management System Project Simple Water Refilling Station Management System with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-89.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 3% (83rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-89
- Affected product: Simple Water Refilling Station Management System Project Simple Water Refilling Station Management System
- Published:
- Last modified:
Description
SQL Injection can occur in Simple Water Refilling Station Management System 1.0 via the water_refilling/classes/Login.php username parameter.
Frequently asked questions
- What is CVE-2021-38840?
- SQL Injection can occur in Simple Water Refilling Station Management System 1.0 via the water_refilling/classes/Login.php username parameter.
- How severe is CVE-2021-38840?
- CVE-2021-38840 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2021-38840 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-38840?
- CVE-2021-38840 affects Simple Water Refilling Station Management System Project Simple Water Refilling Station Management System. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-38840?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2021-38840 published?
- CVE-2021-38840 was published on 2021-09-07 and last updated on 2026-06-17.
References
- https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-38840
- https://www.exploit-db.com/exploits/50204
- https://www.exploit-db.com/exploits/50205
- https://www.sourcecodester.com/php/14906/simple-water-refilling-station-management-system-php-free-source-code.html
- https://www.sourcecodester.com/users/tips23
Affected products (1)
- cpe:2.3:a:simple_water_refilling_station_management_system_project:simple_water_refilling_station_management_system:1.0:*:*:*:*:*:*:*
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