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01 Record

CVE-2026-115883

LangGraph: Namespace labels containing `.` reach other namespaces in Postgres and SQLite stores

MediumPUBLISHEDCNA: GitHub_M
CNA base score6.0 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N

02 Description

LangGraph: Namespace labels containing `.` reach other namespaces 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.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.29% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 22.3% of scored records. A rank, not a probability.
NVD base score
6.0 (CVSS v4.0), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
NVD analysis status
Awaiting Analysis. NVD last modified this record on 2026-10-26.
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
2026-10-23 21:12Z5 DAYS AGO
Last updated
2026-10-26 17:42Z2 DAYS AGO
Reserved
2026-10-23
Assigning CNA
GitHub_M
Record state
PUBLISHED
Severity
Medium (CVSS 6.0)
CNA CVSS vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
Weaknesses
  • CWE-20Improper Input ValidationClass
  • CWE-863Incorrect AuthorizationClass
Data version
5.2
Document digest
0c2f43ccabb1cf2c3d13b510dac5aca446fbeb4c9d1c9839a402d8a5686124dd

05 Affected products

VendorProductVersionsPlatforms
langchain-ailanggraph< 1.2.15—
langchain-ailanggraph-checkpoint-postgres< 3.1.3—
langchain-ailanggraph-checkpoint-sqlite< 3.1.2—

06 References