CVE-2026-87958High· 8.1▾ TwilightIBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is vulnerable to a denial of service where a specific functionality on a Db2 server can be disabled by a privileged user under certain conditions.
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 44.6 · likelihood 0.1 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Sep 11.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.2%
Last analysed / modified upstream
0.2% → 0.4%
IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is vulnerable to a denial of service where a specific functionality on a Db2 server can be disabled by a privileged user under certain conditions.
db2 >= 11.5, <= 11.5.9db2 >= 12.1.0, <= 12.1.5Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-78404Medium· 6.5IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is vulnerable to a local privilege escalation via the db2pd utility.
CVE-2026-105465High· 8.8IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 is vulnerable to privilege escalation when db2locssh is enabled with the db2 instance.
CVE-2026-105464High· 8.8IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow a local attacker to gain elevated privileges due to improper privilege management.
CVE-2026-105453High· 8.4IBM Sterling Connect:Direct for Unix Improper Privilege Management
CVE-2026-102917High· 7.8IBM i is Affected By An Improper Privilege Management Vulnerability
CVE-2026-17491Medium· 5.4IBM i is Affected By An Improper Privilege Management Vulnerability in OpenSSH