Is CVE-2025-66518 in the CISA KEV catalog?

No. CVE-2025-66518 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-66518?

CVE-2025-66518 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2025-66518?

CVE-2025-66518 has an EPSS score of 0.89% (55th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-66518?

Upgrade kyuubi to 1.10.3 or later.

CVE & CISA-KEV Catalog

CVE-2025-66518

HIGH

8.8

CVSS v3

NVD

Description

Any client who can access to Apache Kyuubi Server via Kyuubi frontend protocols can bypass server-side config kyuubi.session.local.dir.allow.list and use local files which are not listed in the config. This issue affects Apache Kyuubi: from 1.6.0 through 1.10.2. Users are recommended to upgrade to version 1.10.3 or upper, which fixes the issue.

CWE-27 CWE-22Path Traversal

How to fix

Remediation Available

kyuubiNVD

Affected:>= 1.6.0, < 1.10.3Fixed in:1.10.3CVE-2025-66518derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.89%probability of exploitation in 30 days

55thpercentile

Moderate risk: more likely to be exploited than 55% of all known CVEs.

References

Third-Party Advisory1

openwall.com

Mailing List1

lists.apache.org

Related Vulnerabilities

Other CWE-27 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-23897	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2024-24809	High	8.5	54%	-	-
CVE-2023-34125	Medium	6.5	25%	-	Fix
CVE-2022-24785	High	7.5	5.7%	-	Fix
CVE-2023-50254	Critical	9.3	2.1%	-	Fix
CVE-2021-35027	High	7.5	2.0%	-	-

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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 2026-01-27.