CVE-2026-3856: IBM Db2 Recovery Expert Missing Integrity Check

Severity: critical (CVSS 9.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-03-17 · updated 2026-06-17
Weakness: CWE-353

Description

IBM Db2 Recovery Expert for Linux, UNIX and Windows 5.5 IF 2 could allow an attacker to modify or corrupt data due to an insecure mechanism used for verifying the integrity of the data during transmission.

Affected products

IBM DB2 Recovery Expert for LUW: 5.5.0-interim_fix_002

References

https://www.ibm.com/support/pages/node/7266272

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