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CVE-2026-78550: The Okta Access Gateway management console passes user-supplied input to eval() without sanitization during an

31
Routine
MEDIUM 6.6UPGRADE

CVE-2026-78550 is a medium-severity flaw (CVSS 6.6) affecting access gateway. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Okta Access Gateway management console passes user-supplied input to eval() without sanitization during an authenticated administrator SSH session. As a result, the unsanitized input is executed directly, leading to code execution with the privileges of the management console.

Why this priority

  • No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score6.6 (Medium)
Attack vectorNetwork (remote)
Attack complexityHigh
Privileges neededHigh
User interactionNone
EPSS exploit chance0.4% (top 68%)
CISA exploited listNo
WeaknessCWE-95
Published2026-09-08
Last modified2026-09-29
Publisher (CNA): Okta · Vendor: okta

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Last updated 2026-09-29 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

okta access gateway UPGRADE
Affected: < 2026.9.1
Fixed in: 2026.9.1
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy access-gateway || rpm -q access-gateway || access-gateway --version
2. UPGRADE to 2026.9.1 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade access-gateway
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade access-gateway
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
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-2026-78550?

access gateway: upgrade to 2026.9.1. Exact commands for each OS are on this page.

Is CVE-2026-78550 being exploited?

CVE-2026-78550 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-2026-78550 affect?

CVE-2026-78550 affects access gateway. Severity is medium (CVSS 6.6). The Okta Access Gateway management console passes user-supplied input to eval() without sanitization during an authenticated administrator SSH session. As a result, the unsanitized input is executed directly, leading to code execution with

How urgent is CVE-2026-78550?

Priority 31/100. No elevated risk signals yet.

Software pages

Okta vulnerabilities

Related CVEs

References

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