How severe is CVE-2026-44560?

CVE-2026-44560 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-44560 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-44560?

CVE-2026-44560 affects Openwebui Open Webui. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-44560?

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

Does CVE-2026-44560 have an EU (EUVD) identifier?

Yes. CVE-2026-44560 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30618.

When was CVE-2026-44560 published?

CVE-2026-44560 was published on 2026-05-15 and last updated on 2026-06-17.

CVE-2026-44560

CVE-2026-44560 is a medium-severity vulnerability in Openwebui Open Webui with a CVSS 3.x base score of 6.5. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-30618
Weakness: CWE-862
Affected product: Openwebui Open Webui
Published: 2026-05-15
Last modified: 2026-06-17

Description

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the type: "file" (non-full-context), type: "text" with collection_name, and bare collection_name/collection_names paths in the get_sources_from_items function perform vector store queries without any authorization check, allowing users to extract content from files and knowledge bases they do not have access to. This vulnerability is fixed in 0.9.0.

Frequently asked questions

What is CVE-2026-44560?: Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the type: "file" (non-full-context), type: "text" with collection_name, and bare collection_name/collection_names paths in the get_sources_from_items function perform vector store queries without any authorization check, allowing users to extract content from files and knowledge bases they do not have access to. This vulnerability is fixed in 0.9.0.
How severe is CVE-2026-44560?: CVE-2026-44560 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-44560 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-44560?: CVE-2026-44560 affects Openwebui Open Webui. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-44560?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-44560 have an EU (EUVD) identifier?: Yes. CVE-2026-44560 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-30618.
When was CVE-2026-44560 published?: CVE-2026-44560 was published on 2026-05-15 and last updated on 2026-06-17.

References

https://github.com/open-webui/open-webui/security/advisories/GHSA-h36f-rqpx-j5wx

Affected products (1)

cpe:2.3:a:openwebui:open_webui:*:*:*:*:*:*:*:*

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