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OpenAdvisories
High · 7.1 CVE-2020-37005 EUVD-2020-30916GHSA-hfq2-v7vg-r2m2

TimeClock Software 1.01 Authenticated Time-Based SQL Injection

Published Jan 29, 2026 · Updated Apr 7, 2026 · Assigned by VulnCheck

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.

Affected products

VendorProductAffectedFixed
TimeClock Software TimeClock Software 1.01 —

References