CVE-2025-56243: PuneethReddyHC Event Management System · Cross-site Scripting
Source CVE Database V5
Not known to be exploited · CVSS 6.1 Medium.
Data as of 26 Oct 2026, 16:39 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 13% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NExploitation evidence
Disclosed: evidence found.
CVE published 7 Oct 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
AI-suggested
To mitigate this vulnerability, organizations should immediately implement proper input validation and output encoding on the event_id GET parameter to neutralize malicious scripts. Employing context-aware encoding (e.g., HTML entity encoding) ensures that injected code is rendered harmless. Additionally, deploying a robust Content Security Policy (CSP) can restrict the execution of unauthorized scripts and reduce the impact of potential XSS attacks. Regularly updating the PuneethReddyHC Event Management System to a patched version, once available, is critical. In the interim, organizations should consider implementing web application firewalls (WAFs) with rules designed to detect and block XSS attack patterns targeting the event_id parameter. User education on avoiding suspicious links and monitoring logs for unusual activity related to the register.php page can further enhance defense. Finally, conducting security audits and penetration testing focused on input handling will help identify and remediate similar vulnerabilities proactively.
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.