CVE-2021-41511
The username and password field of login in Lodging Reservation Management System V1 can give...
The username and password field of login in Lodging Reservation Management System V1 can give access to any user by using SQL injection to bypass authentication.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
The username and password field of login in Lodging Reservation Management System V1 can give access to any user by using SQL injection to bypass authentication.
- Record
CVE-2021-41511- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-89
- Updated
- 2026-11-02
CVE List No score
The username and password field of login in Lodging Reservation Management System V1 can give access to any user by using SQL injection to bypass authentication.
- Record
CVE-2021-41511- Updated
- 2026-11-02
EUVDEUVD-2021-28530 No score
The username and password field of login in Lodging Reservation Management System V1 can give access to any user by using SQL injection to bypass authentication.
- Record
EUVD-2021-28530- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-gxhq-4cc8-rfq5 No score
The username and password field of login in Lodging Reservation Management System V1 can give...
The username and password field of login in Lodging Reservation Management System V1 can give access to any user by using SQL injection to bypass authentication.
- Record
GHSA-gxhq-4cc8-rfq5- Weakness
- CWE-89
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | vidvansh/CVE-2021-41511 | 2021-10-02 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-41511 is a critical vulnerability (CVSS 9.8) in Lodging Reservation Management System Project Reservation Management System, published October 4, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 3.37%, the 88th percentile. No source names a fixed version.
References
sourcecodester.com/php/14883/lodging-reservation-management-system-php-free-source-code.html
github.com/Ni7inSharma/CVE-2021-41511
exploit-db.com/exploits/50372
packetstormsecurity.com/files/164366/Lodging-Reservation-Management-System-1.0-SQL-Injection.html
streamable.com/9fq8uw
nu11secur1ty.com/2021/10/cve-2021-41511.html
nvd.nist.gov/vuln/detail/CVE-2021-41511