What is CVE-2021-47967?

CVE-2021-47967 is a medium-severity vulnerability in Timeclock Php, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-05-15.

How severe is CVE-2021-47967?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Timeclock Php

CVE-2021-47967

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.p…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.001 (26.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Timeclock Php — versions 1.04

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

disclosure@vulncheck.com (exploit)
disclosure@vulncheck.com (product)
disclosure@vulncheck.com (product)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2021-47967?: CVE-2021-47967 is a medium-severity vulnerability in Timeclock Php, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-05-15.
How severe is CVE-2021-47967?: Medium severity. CVSS v3 base score is 6.1 out of 10.