CVE-2021-47967

5.1 mediumEPSS 0.2%

Medium (5.1). EPSS 0.2% chance of exploitation in the next 30 days.

PHP Timeclock 1.04 contains multiple cross-site scripting vulnerabilities that allow unauthenticated attackers to inject arbitrary JavaScript by manipulating URL paths and POST parameters. Attackers can append malicious payloads to login.php, timeclock.php, audit.php, and timerpt.php endpoints, or inject code through from_date and to_date parameters in report requests to execute scripts in user browsers.

Severity

CVSS 4.0

5.1 medium

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

CVSS 3.1

6.1 medium

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

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 11% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2026-05-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

http://timeclock.sourceforge.net
https://sourceforge.net/projects/timeclock/files/PHP%20Timeclock/PHP%20Timeclock%201.04/
https://www.exploit-db.com/exploits/49853
https://www.vulncheck.com/advisories/php-timeclock-multiple-cross-site-scripting-via-parameters

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