CVE-2020-21012

Name: CVE-2020-21012
Creator: NVD / NIST
Published: 2021-10-01T19:15:06.82+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 3.45%

Last modified Jun 17, 2026

CVE-2020-21012 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Sourcecodester Hotel and Lodge Management System 2.0 is vulnerable to unauthenticated SQL injection and can allow remote attackers to execute arbitrary SQL commands via the email parameter to the edit page for Customer, Room, Currency, Room Booking Details, or Tax Details.. EPSS estimates a 3.45% chance of exploitation in the next 30 days.

Description

Sourcecodester Hotel and Lodge Management System 2.0 is vulnerable to unauthenticated SQL injection and can allow remote attackers to execute arbitrary SQL commands via the email parameter to the edit page for Customer, Room, Currency, Room Booking Details, or Tax Details.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

3.45%

87.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-89

Affected Software

Vendor	Product	Versions
Hotel And Lodge Booking Management System Project	Hotel And Lodge Booking Management System	2.0

References

https://github.com/hitIer/web_test/tree/master/hotelExploit, Third Party Advisory
https://github.com/hitIer/web_test/tree/master/hotelExploit, Third Party Advisory

Timeline

Published: Oct 1, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-21012?

How severe is CVE-2020-21012?

CVE-2020-21012 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.45% probability of exploitation in the next 30 days.

How do I fix CVE-2020-21012?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-21012?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST