Authentication bypass via UNION-injected login username
Published Mar 17, 2022 · Updated Jul 9, 2026
SQL injection in Sourcecodester Attendance and Payroll System 1.0 allows remote attackers to bypass authentication through crafted login parameters. The admin/login.php handler processes a UNION-injected username without safely separating the supplied value from SQL query syntax. No credentials or user interaction are required, and successful exploitation returns an administrator PHP session cookie.
Summary
What happened
SQL injection in Sourcecodester Attendance and Payroll System 1.0 allows remote attackers to bypass authentication through crafted login parameters. The admin/login.php handler processes a UNION-injected username without safely separating the supplied value from SQL query syntax. No credentials or user interaction are required, and successful exploitation returns an administrator PHP session cookie.
The record
- CVE
- CVE-2021-44088
- Published
- Mar 17, 2022
- Updated
- Jul 9, 2026
- Vendor
- Unknown vendor
- Product
- Unknown product
- Classifications
- CWE-89, T1190
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Mar 17, 2022CVE publishedPublication date reported by the CVE source.
- Jul 9, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
What conditions does exploitation require?
What is affected?
Affected products and versions are unavailable in this record.
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.
Weakness, pattern, technique
Public exploit references
- Attendance and Payroll System 1.0 SQLi Authentication Bypassfunctional · demonstrated
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Technologies
Your stack
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Your stack
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