CVE-2025-25026: IBM Security Guardium 12.0 could allow an authenticated user to obtain sensitive information due to an incorre

Routine

MEDIUM 4.3DOWNGRADE

CVE-2025-25026 is a medium-severity flaw (CVSS 4.3) affecting security guardium. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

IBM Security Guardium 12.0 could allow an authenticated user to obtain sensitive information due to an incorrect authentication check.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 78%)
CISA exploited list	No
Weakness	CWE-863
Published	2025-05-28
Last modified	2026-06-17

Publisher (CNA): IBM Corporation · Vendor: ibm

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-05-28 02:15 UTCPublished CVE record published
2026-06-17 09:00 UTCUpdated Record last modified

ibm security guardium DOWNGRADE

Affected: 12.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 12.0

1. Check installed version

apt-cache policy security-guardium || rpm -q security-guardium || security-guardium --version

2. No fixed release: DOWNGRADE to a release before 12.0 (Debian / Ubuntu)

apt-cache madison security-guardium sudo apt install security-guardium=<VERSION_BEFORE_12.0> sudo apt-mark hold security-guardium

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

dnf --showduplicates list security-guardium sudo dnf downgrade security-guardium-<VERSION_BEFORE_12.0> sudo dnf versionlock add security-guardium

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-2025-25026?

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

Is CVE-2025-25026 being exploited?

CVE-2025-25026 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-2025-25026 affect?

CVE-2025-25026 affects security guardium. Severity is medium (CVSS 4.3). IBM Security Guardium 12.0 could allow an authenticated user to obtain sensitive information due to an incorrect authentication check.

How urgent is CVE-2025-25026?

Priority 21/100. No elevated risk signals yet.

Related CVEs

CVE-2025-3440 MEDIUM 5.5 DOWNGRADE IBM Security Guardium 11.5 is vulnerable to stored cross-site scripting
CVE-2025-25029 MEDIUM 4.9 DOWNGRADE IBM Security Guardium 12.0 could allow a privileged user to download any file on the system due to improper es
CVE-2025-25025 MEDIUM 4.3 DOWNGRADE IBM Security Guardium 12.0 could allow a remote attacker to obtain sensitive information when a detailed techn
CVE-2025-25023 MEDIUM 4.9 UPGRADE IBM Security Guardium 11.4 and 12.1 could allow a privileged user to read any file on the system due to incorr
CVE-2024-49336 MEDIUM 6.5 DOWNGRADE IBM Security Guardium 11.5 and 12.0 is vulnerable to server-side request forgery (SSRF)

References

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