CVE-2026-84862 IBM Guardium Data Protection is affected by multiple vulnerabilities.
An authenticated attacker can execute arbitrary code on IBM Guardium Data Protection via insecure deserialization in the Quartz JDBC job store.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-84862?
CVE-2026-84862 is a high-severity unsafe deserialization vulnerability in Ibm Guardium Data Protection, published on 25 Sep 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
IBM Guardium Data Protection 12.2 is vulnerable to insecure deserialization in the Quartz JDBC job store. An authenticated attacker could exploit this vulnerability to execute arbitrary code on the affected system.
Weakness: CWE-502
Which versions are affected by CVE-2026-84862?
It affects 1 product.
Products include Ibm Guardium Data Protection.
How do I fix CVE-2026-84862?
No fix has been published for CVE-2026-84862 yet. Limit exposure of the affected software until one is available.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2026-84862 being exploited?
There is no known exploitation of CVE-2026-84862 in the wild and no public exploit code.
Other vulnerabilities in Ibm Guardium Data Protection
- CVE-2026-80442 IBM Guardium Data Protection is affected by multiple vulnerabilities.
- CVE-2026-84064 IBM Guardium Data Protection is affected by multiple vulnerabilities.
- CVE-2026-84075 IBM Guardium Data Protection is affected by multiple vulnerabilities.
- CVE-2026-84078 IBM Guardium Data Protection is affected by multiple vulnerabilities.
- CVE-2026-75875 Multiple vulnerabilities affect the Sniffer component as part of IBM Guardium Data Protection
Sources
Also known as GHSA-fgrf-jwr4-8xr2.