CVE-2026-81656: IBM Guardium Data Protection 12.2 is vulnerable to a SQL injection vulnerability in the New Query Builder REST

This month

HIGH 8.8DOWNGRADE

CVE-2026-81656 is a high-severity flaw (CVSS 8.8) affecting guardium data protection. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

IBM Guardium Data Protection 12.2 is vulnerable to a SQL injection vulnerability in the New Query Builder REST Processor. A low-privileged authenticated user can inject SQL statements through the newQueryBuilder REST endpoint, potentially resulting in unauthorized access to data and impact to the confidentiality, integrity, and availability of the affected system.

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 62%)
CISA exploited list	No
Weakness	CWE-89
Published	2026-09-18
Last modified	2026-10-06

Publisher (CNA): IBM Corporation · Vendor: ibm

Last updated 2026-10-06 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-09-18 20:17 UTCPublished CVE record published
2026-10-06 14:53 UTCUpdated Record last modified

ibm guardium data protection DOWNGRADE

Affected: 12.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 12.2

1. Check installed version

apt-cache policy guardium-data-protection || rpm -q guardium-data-protection || guardium-data-protection --version

2. No fixed release: DOWNGRADE to a release before 12.2 (Debian / Ubuntu)

apt-cache madison guardium-data-protection sudo apt install guardium-data-protection=<VERSION_BEFORE_12.2> sudo apt-mark hold guardium-data-protection

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list guardium-data-protection sudo dnf downgrade guardium-data-protection-<VERSION_BEFORE_12.2> sudo dnf versionlock add guardium-data-protection

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-81656?

guardium data protection: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-81656 being exploited?

CVE-2026-81656 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-81656 affect?

CVE-2026-81656 affects guardium data protection. Severity is high (CVSS 8.8). IBM Guardium Data Protection 12.2 is vulnerable to a SQL injection vulnerability in the New Query Builder REST Processor. A low-privileged authenticated user can inject SQL statements through the newQueryBuilder REST endpoint, potentially r

How urgent is CVE-2026-81656?

Priority 40/100. High severity

Related CVEs

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CVE-2026-4918 MEDIUM 5.5 DOWNGRADE IBM Guardium Data Protection 12.1 is vulnerable to stored cross-site scripting

References

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