01 Record
CVE-2026-71433
LangGraph: Namespace prefix matching crosses segment boundaries in Postgres and SQLite stores
MediumPUBLISHEDCNA: GitHub_M
CNA base score5.3 CVSS v3.xCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
02 Description
LangGraph: Namespace prefix matching crosses segment boundaries in Postgres and SQLite stores
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.36% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 29.8% of scored records. A rank, not a probability.
- NVD base score
- 5.3 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
- NVD analysis status
- Awaiting Analysis. NVD last modified this record on 2026-09-10.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-08-06 19:03Z2 MO AGO
- Last updated
- 2026-08-07 14:51Z2 MO AGO
- Reserved
- 2026-08-06
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.3)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
- Weaknesses
- Data version
- 5.2
- Document digest
- 8384883e79455a57693dc9e73d584fa5cb4a63496175bcf153d5bf46157c2295
05 Affected products
VendorProductVersionsPlatforms
06 References
- github.comhttps://github.com/langchain-ai/langgraph/security/advisories/GHSA-47pj-3jcm-6whg
- github.comhttps://github.com/langchain-ai/langgraph/pull/8478
- github.comhttps://github.com/langchain-ai/langgraph/commit/66ebe1a0da921e73f0f9f879ba105d314c079f7c
- github.comhttps://github.com/langchain-ai/langgraph/releases/tag/checkpointpostgres%3D%3D3.1.1
- github.comhttps://github.com/langchain-ai/langgraph/releases/tag/checkpointsqlite%3D%3D3.1.1