CVE-2026-34297: Vulnerability in the Oracle HCM Common Architecture product of Oracle E-Business Suite (component: Knowledge I

Routine

HIGH 7.5REMOTEUPGRADE

CVE-2026-34297 is a high-severity flaw (CVSS 7.5) affecting hcm common architecture. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the Oracle HCM Common Architecture product of Oracle E-Business Suite (component: Knowledge Integration). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle HCM Common Architecture. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle HC

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 75%)
CISA exploited list	No
Weakness	CWE-200
Published	2026-04-21
Last modified	2026-10-26

Publisher (CNA): Oracle · Vendor: oracle

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-21 21:16 UTCPublished CVE record published
2026-10-26 22:10 UTCUpdated Record last modified

oracle hcm common architecture UPGRADE

Affected: >= 12.2.3 and <= 12.2.15

Fixed in: newer than 12.2.15

Safe to downgrade to: a release before 12.2.3

1. Check installed version

apt-cache policy hcm-common-architecture || rpm -q hcm-common-architecture || hcm-common-architecture --version

2. UPGRADE to newer than 12.2.15 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade hcm-common-architecture

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade hcm-common-architecture

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

3. If no update is available yet, DOWNGRADE to a release before 12.2.3 (Debian / Ubuntu)

apt-cache madison hcm-common-architecture sudo apt install hcm-common-architecture=<VERSION_BEFORE_12.2.3> sudo apt-mark hold hcm-common-architecture

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list hcm-common-architecture sudo dnf downgrade hcm-common-architecture-<VERSION_BEFORE_12.2.3> sudo dnf versionlock add hcm-common-architecture

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-2026-34297?

hcm common architecture: upgrade to newer than 12.2.15. Exact commands for each OS are on this page.

Is CVE-2026-34297 being exploited?

CVE-2026-34297 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-2026-34297 affect?

CVE-2026-34297 affects hcm common architecture. Severity is high (CVSS 7.5). Vulnerability in the Oracle HCM Common Architecture product of Oracle E-Business Suite (component: Knowledge Integration). Supported versions that are affected are 12.2.3-12.2.15. Easily exploitable vulnerability allows unauthenticated att

How urgent is CVE-2026-34297?

Priority 38/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2026-60836 HIGH 7.2 UPGRADE Vulnerability in the Oracle HCM Common Architecture product of Oracle E-Business Suite (component: Internal Op
CVE-2026-70773 HIGH 8.2 UPGRADE Vulnerability in the Oracle HCM Common Architecture product of Oracle E-Business Suite (component: Knowledge I

References

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