Medium severity · published Mar 26, 2026
CVE-2026-4877
itsourcecode Payroll Management System index.php cross site scripting
4.3
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 20% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PM
Payroll Management System · itsourcecode
1.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-4877
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-4877
github.com
https://github.com/ltranquility/submit/issues/4
itsourcecode.com
https://itsourcecode.com/
vuldb.com
https://vuldb.com/?ctiid.353560
vuldb.com
https://vuldb.com/?id.353560
vuldb.com
https://vuldb.com/?submit.776249
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