CVE-2026-13361: high-severity vulnerability in IBM Informix Dynamic Server
IBM Informix Server Vulnerability in SQL Interface Handler Could Allow Remote Code Execution
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.8epss 0.5%
IBM Informix oninit sq_sgkprepare RCE via unchecked SQL Interface length field.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
IBM · Informix Dynamic ServerRelated CVEs — IBM Informix Dynamic Server
In the same product, most dangerous first.
CVE-2025-1991HIGHIBM Informix Dynamic Server denial of serviceEPSS 0.4%CVE-2026-13476HIGHIBM Informix Wire Listener Vulnerable to Unauthenticated Remote Code ExecutionEPSS 0.4%CVE-2024-49342HIGHIBM Informix Dynamic Server information disclosureEPSS 0.4%CVE-2020-4799HIGHCVE-2020-4799EPSS 0.4%CVE-2021-20515MEDIUMCVE-2021-20515EPSS 0.3%CVE-2023-28523HIGHIBM Informix Dynamic Server buffer overflowEPSS 0.3%