Is CVE-2026-14742 in the CISA KEV catalog?

No. CVE-2026-14742 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-14742?

CVE-2026-14742 has a CVSS v3 base score of 3.1 (LOW).

What is the EPSS score for CVE-2026-14742?

CVE-2026-14742 has an EPSS score of 0.16% (6th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2026-14742?

No published fix for CVE-2026-14742 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2026-14742

LOW

3.1

CVSS v3

NVD

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.

CWE-327 CWE-328

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

Exploit Intelligence

0.16%probability of exploitation in 30 days

6thpercentile

Low risk: more likely to be exploited than 6% of all known CVEs.

References

Other references7

Related Vulnerabilities

Other CWE-327 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2015-2808	Low	3.7	74%	-	Fix
CVE-2023-34039	Critical	9.8	64%	-	Fix
CVE-2016-6602	Critical	9.8	55%	-	-
CVE-2014-8687	Critical	9.8	44%	-	-
CVE-2020-13777	High	7.4	18%	-	Fix
CVE-2017-17428	Medium	5.9	15%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-07-06.