How severe is CVE-2021-38833?

CVE-2021-38833 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-2021-38833 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-38833?

CVE-2021-38833 affects Apartment Visitors Management System Project Apartment Visitors Management System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-38833?

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-2021-38833 published?

CVE-2021-38833 was published on 2021-09-13 and last updated on 2026-06-17.

CVE-2021-38833

CVE-2021-38833 is a critical-severity vulnerability in Apartment Visitors Management System Project Apartment Visitors 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: 2% (81st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Apartment Visitors Management System Project Apartment Visitors Management System
Published: 2021-09-13
Last modified: 2026-06-17

Description

SQL injection vulnerability in PHPGurukul Apartment Visitors Management System (AVMS) v. 1.0 allows attackers to execute arbitrary SQL statements and to gain RCE.

Frequently asked questions

What is CVE-2021-38833?: SQL injection vulnerability in PHPGurukul Apartment Visitors Management System (AVMS) v. 1.0 allows attackers to execute arbitrary SQL statements and to gain RCE.
How severe is CVE-2021-38833?: CVE-2021-38833 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-2021-38833 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-38833?: CVE-2021-38833 affects Apartment Visitors Management System Project Apartment Visitors Management System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-38833?: 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-2021-38833 published?: CVE-2021-38833 was published on 2021-09-13 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:apartment_visitors_management_system_project:apartment_visitors_management_system:1.0:*:*:*:*:*:*:*

More vulnerabilities in Apartment Visitors Management System Project Apartment Visitors Management System

CVE-2022-44139 — Critical (CVSS 9.8): Apartment Visitor Management System v1.0 is vulnerable to SQL Injection via /avms/index.php.
CVE-2022-2772 — Medium (CVSS 6.3): A vulnerability was found in SourceCodester Apartment Visitor Management System and classified as critical. Affected by…
CVE-2022-2677 — Medium (CVSS 6.3): A vulnerability was found in SourceCodester Apartment Visitor Management System 1.0. It has been classified as…
CVE-2022-2773 — Low (CVSS 3.5): A vulnerability was found in SourceCodester Apartment Visitor Management System. It has been classified as problematic.…
CVE-2022-2684 — Low (CVSS 3.5): A vulnerability has been found in SourceCodester Apartment Visitor Management System 1.0 and classified as problematic.…

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