How severe is CVE-2026-11500?

CVE-2026-11500 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-11500 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-11500?

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

Does CVE-2026-11500 have an EU (EUVD) identifier?

Yes. CVE-2026-11500 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-35034.

When was CVE-2026-11500 published?

CVE-2026-11500 was published on 2026-06-08 and last updated on 2026-06-17.

CVE-2026-11500

CVE-2026-11500 is a medium-severity vulnerability with a CVSS 3.x base score of 5.0. 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 5.0)
CVSS v2: 4.6
CVSS v4: 1.3
EPSS exploit prediction: 0% (20th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-35034
Weakness: CWE-285
Published: 2026-06-08
Last modified: 2026-06-17

Description

A vulnerability was identified in Weaviate up to 1.37.7. This vulnerability affects the function validateConfig of the file usecases/auth/authentication/apikey/client.go of the component Static API Key Handler. The manipulation of the argument StaticApiKey leads to authorization bypass. It is possible to initiate the attack remotely. The complexity of an attack is rather high. It is stated that the exploitability is difficult. The exploit is publicly available and might be used. Upgrading to version 1.38.0-rc.0 is able to resolve this issue. The identifier of the patch is 40f2cc32279f0f8a51016c3c6870a2c0c808e6c0. You should upgrade the affected component.

Frequently asked questions

What is CVE-2026-11500?: A vulnerability was identified in Weaviate up to 1.37.7. This vulnerability affects the function validateConfig of the file usecases/auth/authentication/apikey/client.go of the component Static API Key Handler. The manipulation of the argument StaticApiKey leads to authorization bypass. It is possible to initiate the attack remotely. The complexity of an attack is rather high. It is stated that the exploitability is difficult. The exploit is publicly available and might be used. Upgrading to version 1.38.0-rc.0 is able to resolve this issue. The identifier of the patch is 40f2cc32279f0f8a51016c3c6870a2c0c808e6c0. You should upgrade the affected component.
How severe is CVE-2026-11500?: CVE-2026-11500 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-11500 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (20th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-11500?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-11500 have an EU (EUVD) identifier?: Yes. CVE-2026-11500 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-35034.
When was CVE-2026-11500 published?: CVE-2026-11500 was published on 2026-06-08 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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