What is CVE-2024-49343?

CVE-2024-49343 is a medium-severity vulnerability in Ibm Informix Dynamic Server, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 5.4/10. Published 2025-07-28.

How severe is CVE-2024-49343?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Ibm Informix Dynamic Server

CVE-2024-49343

IBM Informix Dynamic Server 12.10 and 14.10 is vulnerable to HTML injection. A remote attacker could inject malicious HTML code, which when viewed, would be executed in the victim's Web browser within the security context of the hosting si…

EPSS: 0.002 (10.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Ibm Informix Dynamic Server — versions 12.10, 14.10
Ibm Informix_dynamic_server — versions 12.10, 14.10

Weakness classification (CWE)

CWE-80 — Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

References

psirt@us.ibm.com (vendor-advisory, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2024-49343?: CVE-2024-49343 is a medium-severity vulnerability in Ibm Informix Dynamic Server, classified under Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS). CVSS score: 5.4/10. Published 2025-07-28.
How severe is CVE-2024-49343?: Medium severity. CVSS v3 base score is 5.4 out of 10.