How severe is CVE-2026-6584?

CVE-2026-6584 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.

Is CVE-2026-6584 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-6584?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-6584 have an EU (EUVD) identifier?

Yes. CVE-2026-6584 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-23721.

When was CVE-2026-6584 published?

CVE-2026-6584 was published on 2026-04-20 and last updated on 2026-06-17.

CVE-2026-6584

CVE-2026-6584 is a medium-severity vulnerability with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-285.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
CVSS v2: 5.5
CVSS v4: 2.1
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-23721
Weakness: CWE-285
Published: 2026-04-20
Last modified: 2026-06-17

Description

A vulnerability was found in TransformerOptimus SuperAGI up to 0.0.14. This vulnerability affects the function update_user of the file superagi/controllers/user.py of the component User Update Endpoint. The manipulation of the argument user_id results in authorization bypass. The attack may be performed from remote. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2026-6584?: A vulnerability was found in TransformerOptimus SuperAGI up to 0.0.14. This vulnerability affects the function update_user of the file superagi/controllers/user.py of the component User Update Endpoint. The manipulation of the argument user_id results in authorization bypass. The attack may be performed from remote. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2026-6584?: CVE-2026-6584 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability low.
Is CVE-2026-6584 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-6584?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-6584 have an EU (EUVD) identifier?: Yes. CVE-2026-6584 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-23721.
When was CVE-2026-6584 published?: CVE-2026-6584 was published on 2026-04-20 and last updated on 2026-06-17.

References

Other CWE-285 (Improper Authorization) vulnerabilities

CVE-2025-65041 — Critical (CVSS 10.0): Improper authorization in Microsoft Partner Center allows an unauthorized attacker to elevate privileges over a network.
CVE-2023-33189 — Critical (CVSS 10.0): Pomerium is an identity and context-aware access proxy. With specially crafted requests, incorrect authorization…
CVE-2022-2595 — Critical (CVSS 10.0): Improper Authorization in GitHub repository kromitgmbh/titra prior to 0.79.1.
CVE-2021-28799 — Critical (CVSS 10.0): An improper authorization vulnerability has been reported to affect QNAP NAS running HBS 3 (Hybrid Backup Sync. ) If…
CVE-2026-34048 — Critical (CVSS 9.9): Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Prior to…
CVE-2026-5412 — Critical (CVSS 9.9): In Juju versions prior to 2.9.57 and 3.6.21, an authorization issue exists in the Controller facade. An authenticated…

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