CVE-2021-47967

MEDIUM EPSS 11.3%

Published May 15, 20261mo ago · Modified Jun 17, 20262w ago

5.1 CVSS 4.0

Medium

Published May 15, 2026 1mo ago

Last Modified Jun 17, 2026 2w ago

Description

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.

CVSS Details

Base Score

5.1

Exploitability

—

Impact

—

Vector string

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction A

Scope X

Threat Intelligence

EPSS Exploit Probability

11.3% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

References 4

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.