An issue in weaviate v.1.20.0 allows a remote attacker to cause a denial of service via…
Priority HIGH 72CWE-617Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-617.
Summary
An issue in weaviate v.1.20.0 allows a remote attacker to cause a denial of service via the handleUnbatchedGraphQLRequest function.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.02137 82nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed github.com/weaviate/weaviate (Go): 1.20.6, 1.19.13, 1.18.6
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | github.com/weaviate/weaviate (Go) | 1.20.0 to before 1.20.6 | 1.20.6 | Patch available | GHSA-8697-479h-5mfp |
| — | github.com/weaviate/weaviate (Go) | 1.19.0 to before 1.19.13 | 1.19.13 | Patch available | GHSA-8697-479h-5mfp |
| — | github.com/weaviate/weaviate (Go) | before 1.18.6 | 1.18.6 | Patch available | GHSA-8697-479h-5mfp |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- github.com/weaviate/weaviate (Go) Vendor— Affected 1.20.0 to before 1.20.6 Fixed in 1.20.6 Patch available GHSA-8697-479h-5mfp
- github.com/weaviate/weaviate (Go) Vendor— Affected 1.19.0 to before 1.19.13 Fixed in 1.19.13 Patch available GHSA-8697-479h-5mfp
- github.com/weaviate/weaviate (Go) Vendor— Affected before 1.18.6 Fixed in 1.18.6 Patch available GHSA-8697-479h-5mfp
Remediation
- Fix · GHSA-8697-479h-5mfp github.com/weaviate/weaviate (Go) Fixed in 1.20.6 Advisory →
- Fix · GHSA-8697-479h-5mfp github.com/weaviate/weaviate (Go) Fixed in 1.19.13 Advisory →
- Fix · GHSA-8697-479h-5mfp github.com/weaviate/weaviate (Go) Fixed in 1.18.6 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2023-38976
- 2026-10-03 Alias added: GHSA-8697-479h-5mfp
References
Other 8
- https://aisec.today/Weaviate-26981c6c5f794077bd51d24c88cebf7a
- https://github.com/weaviate/weaviate/security/advisories/GHSA-8697-479h-5mfp
- https://github.com/weaviate/weaviate/pull/3431
- https://github.com/weaviate/weaviate/commit/2a7b208d9aca07e28969e3be82689c184ccf9118
- https://github.com/weaviate/weaviate
- https://github.com/weaviate/weaviate/releases/tag/v1.18.6
- https://github.com/weaviate/weaviate/releases/tag/v1.19.13
- https://github.com/weaviate/weaviate/releases/tag/v1.20.6
More Weaviate vulnerabilities
- TI-2026-42273 Weaviate < 1.38.0 - Privilege Escalation via Unchecked Permissions in RBAC Role Assignment CVSS 4.0HIGH 8.7
- TI-2025-41467 An issue was discovered in Weaviate OSS before 1.33.4. CVSS 3.1HIGH 7.2
- TI-2025-41468 An issue was discovered in Weaviate OSS before 1.33.4. CVSS 3.1MEDIUM 4.9
Sources
- CVE-2023-38976 · CVE Program
- CVE-2023-38976 · NVD
- FIRST EPSS
- GHSA-8697-479h-5mfp · GitHub Advisory Database · CC BY 4.0
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