CVE-2026-4877: A security flaw has been discovered in itsourcecode Payroll Management System up to 1.0. This affects an unknown function of the file /index.php. Perf...

Description

A security flaw has been discovered in itsourcecode Payroll Management System up to 1.0. This affects an unknown function of the file /index.php. Performing a manipulation of the argument page results in cross site scripting. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks.

Metrics

CVSS 3.1

4.3/10

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

CVSS 4.0

2.1/10

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

EPSS Probability

0.27%

18.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published: Mar 26, 2026
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2026-4877?

A security flaw has been discovered in itsourcecode Payroll Management System up to 1.0. This affects an unknown function of the file /index.php. Performing a manipulation of the argument page results in cross site scripting. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks.

How severe is CVE-2026-4877?

CVE-2026-4877 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.

How do I fix CVE-2026-4877?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

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