CVE-2026-84032 — Guardium Data Protection
MEDIUMCVE-2026-84032 is a medium-severity (CVSS 5.6) CWE-295 vulnerability in ibm guardium data protection. No vendor fix is recorded yet; mitigation options are listed below.
IBM Guardium Data Protection 12.2.2 could allow a remote attacker to conduct a man-in-the-middle attack due to improper certificate validation.
Exploitation Status
No confirmed exploitation observed yet
- CISA’s own triage has not observed active exploitation or public proof-of-concept code for this CVE as of its last assessment.
Exploitation and automatability from CISA’s SSVC triage for CVE-2026-84032.
EPSS Exploitation Probability
Probability of exploitation in the next 30 days, from FIRST.org EPSS.
How urgent is this, really
CVE-2026-84032 by exploitation likelihood (EPSS) against impact (CVSS). Outside the shaded patch-first corner.
Where this sits among everything scored
Of 386,684 CVEs with a current EPSS score, this one falls in the < 10% band (highlighted). Counts from FIRST.org, log-scaled.
Description
IBM Guardium Data Protection 12.2.2 could allow a remote attacker to conduct a man-in-the-middle attack due to improper certificate validation.
Affected Products
guardium data protectionibmDetection & mitigation playbook
Vendor / applianceDetect
Inventory every ibm guardium data protection deployment and check each version against the affected-products list above.
Remediation status
No patch has shipped for CVE-2026-84032 yet — track the ibm guardium data protection advisory for a fixed release and apply the workarounds below in the meantime.
Mitigate without a patch
If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands. Alongside that, restrict the management interface to trusted networks and apply the vendor's recommended configuration mitigations.
Frequently Asked Questions
Is CVE-2026-84032 being exploited in your environment?
Detect and block the exploit chain at execution, on systems you cannot patch yet.