How severe is CVE-2026-65942?

CVE-2026-65942 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-65942 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-65942?

CVE-2026-65942 affects Apache Ranger. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-65942?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2026-65942 published?

CVE-2026-65942 was published on 2026-08-10 and last updated on 2026-08-17.

CVE-2026-65942

CVE-2026-65942 is a high-severity vulnerability in Apache Ranger with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-297.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-297
Affected product: Apache Ranger
Published: 2026-08-10
Last modified: 2026-08-17

Description

TLS hostname verification issue in Apache Ranger Client Code in versions <= 2.8.0. Users are recommended to upgrade to version 2.9.0, which fixes this issue.

Frequently asked questions

What is CVE-2026-65942?: TLS hostname verification issue in Apache Ranger Client Code in versions <= 2.8.0. Users are recommended to upgrade to version 2.9.0, which fixes this issue.
How severe is CVE-2026-65942?: CVE-2026-65942 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-65942 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-65942?: CVE-2026-65942 affects Apache Ranger. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-65942?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2026-65942 published?: CVE-2026-65942 was published on 2026-08-10 and last updated on 2026-08-17.

References

Affected products (1)

cpe:2.3:a:apache:ranger:*:*:*:*:*:*:*:*

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