CVE-2025-56243

Name: CVE-2025-56243
Creator: NVD / NIST
Published: 2025-10-07T17:15:33.723+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.21%

Last modified Jun 17, 2026

CVE-2025-56243 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. A Cross-Site Scripting (XSS) vulnerability was found in the register.php page of PuneethReddyHC Event Management System 1.0, where the event_id GET parameter is improperly handled. An attacker can craft a malicious URL to execute arbitrary JavaScript in the victim s browser by injecting code into this parameter.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

Description

A Cross-Site Scripting (XSS) vulnerability was found in the register.php page of PuneethReddyHC Event Management System 1.0, where the event_id GET parameter is improperly handled. An attacker can craft a malicious URL to execute arbitrary JavaScript in the victim s browser by injecting code into this parameter.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.21%

11.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Puneethreddyhc	Event Management System	1.0

References

https://gist.github.com/hafizgemilang/a75cbf48883881e0b27d33c67906d9d6Exploit, Mitigation, Third Party Advisory

Timeline

Published: Oct 7, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-56243?

How severe is CVE-2025-56243?

CVE-2025-56243 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.

How do I fix CVE-2025-56243?

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.

Are you affected by CVE-2025-56243?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST