High severity7.1NVD Advisory· Published Jan 29, 2026· Updated Apr 15, 2026

CVE-2020-37005

Description

TimeClock Software 1.01 contains an authenticated time-based SQL injection vulnerability that allows attackers to enumerate valid usernames by manipulating the 'notes' parameter. Attackers can inject conditional time delays in the add_entry.php endpoint to determine user existence by measuring response time differences.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Timeclock Software/Employee Timeclock Softwarellm-fuzzy
Range: = 1.01

Patches

Vulnerability mechanics

References

web.archive.org/web/20190104104315/http://timeclock-software.net/nvd
www.exploit-db.com/exploits/48874nvd
www.vulncheck.com/advisories/timeclock-software-authenticated-time-based-sql-injectionnvd

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