CVE-2026-61217: Vulnerability in the Oracle Security Service product of Oracle Fusion Middleware (component: Oracle SSL API)

Routine

MEDIUM 6.4DOWNGRADE

CVE-2026-61217 is a medium-severity flaw (CVSS 6.4) affecting security service. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the Oracle Security Service product of Oracle Fusion Middleware (component: Oracle SSL API). The supported version that is affected is 12.2.1.4.0. Difficult to exploit vulnerability allows low privileged attacker with network access via TLS to compromise Oracle Security Service. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthoriz

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	6.4 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.1% (top 97%)
CISA exploited list	No
Weakness	CWE-284, CWE-290, CWE-352
Published	2026-07-21
Last modified	2026-10-24

Publisher (CNA): Oracle · Vendor: oracle

Last updated 2026-10-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-07-21 22:18 UTCPublished CVE record published
2026-10-24 15:10 UTCUpdated Record last modified

oracle security service DOWNGRADE

Affected: 12.2.1.4.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 12.2.1.4.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 12.2.1.4.0 (Debian / Ubuntu)

apt-cache madison security-service sudo apt install security-service=<VERSION_BEFORE_12.2.1.4.0> sudo apt-mark hold security-service

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

dnf --showduplicates list security-service sudo dnf downgrade security-service-<VERSION_BEFORE_12.2.1.4.0> sudo dnf versionlock add security-service

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-2026-61217?

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

Is CVE-2026-61217 being exploited?

CVE-2026-61217 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-2026-61217 affect?

CVE-2026-61217 affects security service. Severity is medium (CVSS 6.4). Vulnerability in the Oracle Security Service product of Oracle Fusion Middleware (component: Oracle SSL API). The supported version that is affected is 12.2.1.4.0. Difficult to exploit vulnerability allows low privileged attacker with net

How urgent is CVE-2026-61217?

Priority 23/100. No elevated risk signals yet.

References

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