IBM Informix JDBC code execution

published 2023-12-20 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-39887

cvss: 6.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.9%; EPSS 0.9% chance of exploitation in 30 days, percentile 58%
public exploits: 0; none known

IBM Informix JDBC Driver 4.10 and 4.50 is susceptible to remote code execution attack via JNDI injection when passing an unchecked argument to a certain API. IBM X-Force ID: 259116.

Exploit prediction

0.86% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	6.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

IBM Informix JDBC

Classification

Weakness

CWE-78 Improper Neutralization of Special Elements used in an OS Command
CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component

References

ibm.com /support/pages/node/7099762
vendor-advisory
exchange.xforce.ibmcloud.com /vulnerabilities/259116
vdb-entry, vendor-advisory

Sources

CVE List CVE-2023-35895
NVD CVE-2023-35895

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary