Is CVE-2011-5297 being actively exploited?

CVE-2011-5297 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-5297?

CVE-2011-5297 has a CVSS 2.0 base score of 4.3 (MEDIUM).

CVE-2011-5297

MEDIUM · CVSS 4.3EPSS 1.0%EU EUVD

Multiple cross-site scripting (XSS) vulnerabilities in TTChat 1.0.4 allow remote attackers to inject arbitrary web script or HTML via (1) the msg parameter to default.php or (2) the username parameter to chat_form.php.

Key facts

CVSS score: 4.3 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness (CWE): CWE-79
EPSS score: 1.0% (62th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-5196)
Published: January 1, 2015
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-5196 in the EU Vulnerability Database. Last updated in EUVD on September 17, 2024.

View on the EU Vulnerability Database

Affected products

ttfreeware / tigertoms chat room

References

https://www.htbridge.com/advisory/HTB22996(Exploit)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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