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CVE-2026-14742

langchain-ai langgraph Task Result Cache _cache.py _freeze weak hash

Published: Jul 5, 2026Updated: Jul 6, 2026 Sources: CVE List NVDCWE-327
3.1LOW
NVD MITRE
EPSS Score
0.2%
Top 94.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available
Self-Check
Not available

Description

A vulnerability was determined in langchain-ai langgraph up to 1.2.4. The affected element is the function _freeze of the file libs/langgraph/langgraph/_internal/_cache.py of the component Task Result Cache. This manipulation of the argument default_cache_key causes use of weak hash. The attack is possible to be carried out remotely. The complexity of an attack is rather high. The exploitability is described as difficult. The exploit has been publicly disclosed and may be utilized. The pull request to fix this issue awaits acceptance.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:HPR:LUI:NS:UC:LI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-327CWE-328

Affected Products

langchain-ai
oss-projectaka langgraph, langchain, langchain-ai/langchain
langgraphMixed
AI / ML / ai-agent-tooling

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://vuldb.com/vuln/376328
vuldb.com
https://vuldb.com/vuln/376328/cti
vuldb.com
https://vuldb.com/cve/CVE-2026-14742
vuldb.com
and 4 more references View all →

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