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Vulnerability record · CVE-2023-38976 · published 21 August 2023

CVE-2023-38976: Weaviate vulnerability

Weaviate · Weaviate

An issue in weaviate v.1.20.0 allows a remote attacker to cause a denial of service via the handleUnbatchedGraphQLRequest function.

7.5 CVSS 3.1 High EPSS 2.1% · top 18.7% CWE-617 · CWE-617
7.5CVSS 3.1 base score
2.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

An issue in weaviate v.1.20.0 allows a remote attacker to cause a denial of service via the handleUnbatchedGraphQLRequest function.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://aisec.today/Weaviate-26981c6c5f794077bd51d24c88cebf7a
https://github.com/weaviate/weaviate/issues/3258 ExploitIssue TrackingVendor Advisory
https://aisec.today/Weaviate-26981c6c5f794077bd51d24c88cebf7a
https://github.com/weaviate/weaviate/issues/3258 ExploitIssue TrackingVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.7CVE-2026-59093Weaviate vulnerabilityWeaviate before 1.38.0 does not verify that a principal performing an RBAC role assignment holds the permissions granted by the assigned role. The as…EPSS 0.71%7.2CVE-2025-67818Weaviate path traversal vulnerabilityAn issue was discovered in Weaviate OSS before 1.33.4. An attacker with access to insert data into the database can craft an entry name with an absol…EPSS 0.91%4.9CVE-2025-67819Weaviate path traversal vulnerabilityAn issue was discovered in Weaviate OSS before 1.33.4. Due to a lack of validation of the fileName field in the transfer logic, an attacker who can c…EPSS 0.50%

Source: NIST National Vulnerability Database (record CVE-2023-38976), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.