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CVE-2026-25750

Langchain Helm Charts are Helm charts for deploying Langchain applications on Kubernetes. Prior to langchain-ai/helm version 0.12.71, a URL parameter injection vulnerability existed in LangSmith Studio that could allow unauthorized access to user accounts through stolen authentication tokens. The vulnerability affected both LangSmith Cloud and self-hosted deployments. Authenticated LangSmith users who clicked on a specially crafted malicious link would have their bearer token, user ID, and works
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:545f80982e8f1037673f112c222c395608db4b907edf25c0161e9f6d877bc8ea
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"helm","vendor":"langchain-ai","versions":[{"status":"affected","version":"< 0.12.71"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a69ad7e09bb8920ba1471b1545fcd2773b620862da6e394694936b684ff907aa · sha256:7f563fc00be0ef9c… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.5,"baseSeverity":"HIGH","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"ACTIVE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a69ad7e09bb8920ba1471b1545fcd2773b620862da6e394694936b684ff907aa · sha256:7f563fc00be0ef9c… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

1 source assertion
{"cweId":"CWE-74","description":"CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a69ad7e09bb8920ba1471b1545fcd2773b620862da6e394694936b684ff907aa · sha256:7f563fc00be0ef9c… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"name":"https://github.com/langchain-ai/helm/security/advisories/GHSA-r8wq-jwgw-p74g","tags":["x_refsource_CONFIRM"],"url":"https://github.com/langchain-ai/helm/security/advisories/GHSA-r8wq-jwgw-p74g"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a69ad7e09bb8920ba1471b1545fcd2773b620862da6e394694936b684ff907aa · sha256:7f563fc00be0ef9c… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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