CVE-2026-46978: Vulnerability in the Oracle Solaris product of Oracle Systems (component: Remote Administration Daemon)

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CRITICAL 10.0REMOTEMITIGATE

CVE-2026-46978 is a critical-severity flaw (CVSS 10.0) affecting solaris. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the Oracle Solaris product of Oracle Systems (component: Remote Administration Daemon). The supported version that is affected is 11.4. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Oracle Solaris. While the vulnerability is in Oracle Solaris, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result i

Why this priority

Critical severity
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	10.0 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 77%)
CISA exploited list	No
Weakness	CWE-284
Published	2026-06-17
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

2026-06-17 10:54 UTCPublished CVE record published
2026-10-26 11:10 UTCUpdated Record last modified

oracle solaris MITIGATE

Affected: 11.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 11.4

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

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-2026-46978?

solaris: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-46978 being exploited?

CVE-2026-46978 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-2026-46978 affect?

CVE-2026-46978 affects solaris. Severity is critical (CVSS 10.0). Vulnerability in the Oracle Solaris product of Oracle Systems (component: Remote Administration Daemon). The supported version that is affected is 11.4. Easily exploitable vulnerability allows unauthenticated attacker with network access

How urgent is CVE-2026-46978?

Priority 46/100. Critical severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2026-34281 MEDIUM 6.5 MITIGATE Vulnerability in the Oracle Solaris product of Oracle Systems (component: Kernel)
CVE-2026-46914 HIGH 7.1 MITIGATE Vulnerability in the Oracle Solaris product of Oracle Systems (component: Filesystem)
CVE-2026-60834 HIGH 7.1 MITIGATE Vulnerability in the Oracle Solaris product of Oracle Systems (component: Utility)
CVE-2026-60833 HIGH 7.0 MITIGATE Vulnerability in the Oracle Solaris product of Oracle Systems (component: Utility)
CVE-2026-60661 HIGH 7.8 MITIGATE Vulnerability in the Oracle Solaris product of Oracle Systems (component: Filesystems)

References

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