How severe is CVE-2026-44416?

CVE-2026-44416 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-44416 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-44416?

CVE-2026-44416 affects Apache Ranger. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-44416?

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

When was CVE-2026-44416 published?

CVE-2026-44416 was published on 2026-08-10 and last updated on 2026-08-17.

CVE-2026-44416

CVE-2026-44416 is a critical-severity vulnerability in Apache Ranger with a CVSS 3.x base score of 9.8. 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-94.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Apache Ranger
Published: 2026-08-10
Last modified: 2026-08-17

Description

Remote Code Execution via Arbitrary Class Instantiation in plugin-schema-registry component in Apache Ranger <= 2.8.0. Users are recommended to upgrade to version 2.9.0, which fixes this issue.

Frequently asked questions

What is CVE-2026-44416?: Remote Code Execution via Arbitrary Class Instantiation in plugin-schema-registry component in Apache Ranger <= 2.8.0. Users are recommended to upgrade to version 2.9.0, which fixes this issue.
How severe is CVE-2026-44416?: CVE-2026-44416 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-44416 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-44416?: CVE-2026-44416 affects Apache Ranger. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-44416?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2026-44416 published?: CVE-2026-44416 was published on 2026-08-10 and last updated on 2026-08-17.

References

Affected products (1)

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

More vulnerabilities in Apache Ranger

CVE-2026-55799 — Critical (CVSS 9.8): Remote Code Execution Vulnerability in GraalScriptEngineCreator in Apache Ranger <= 2.8.0 Users are recommended to…
CVE-2026-42537 — Critical (CVSS 9.8): Remote Code Execution via JDBC URL Injection in Apache Ranger <= 2.8.0 Users are recommended to upgrade to version…
CVE-2026-40920 — Critical (CVSS 9.8): Privilege Escalation via URL Parameter is reported in Apache Ranger versions <= 2.8.0. Users are recommended to…
CVE-2026-32227 — Critical (CVSS 9.8): SQL Injection vulnerability vulnerability in Apache Ranger. This issue affects . Users are recommended to upgrade to…
CVE-2026-28672 — Critical (CVSS 9.8): Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability in Apache…
CVE-2025-59059 — Critical (CVSS 9.8): Remote Code Execution Vulnerability in NashornScriptEngineCreator is reported in Apache Ranger versions <= 2.7.0. Users…

All CVEs affecting Apache Ranger →

Other CWE-94 (Code Injection) vulnerabilities

CVE-2026-76605 — Critical (CVSS 10.0): Joomla Extension - fabrikar.com - Remote code execution via image element in Fabrik < 4.7.3 - ???.
CVE-2026-76604 — Critical (CVSS 10.0): Joomla Extension - fabrikar.com - Unauthenticated remote code execution via PHP form element in Fabrik < 4.7.3 - The…
CVE-2026-67364 — Critical (CVSS 10.0): Joomla Extension - balbooa.com - Pre-auth PHP Code Injection in Balbooa Forms < 2.4.3.2 - CWE-94 / CWE-95 | CVSS 3.1:…
CVE-2026-73343 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in WP Compress < 7.20.01 versions.
CVE-2026-74253 — Critical (CVSS 10.0): Joomla Extension - regularlabs.com - Unauthenticated RCE through unverified reflected user input in Sourcerer < 14.0.0…
CVE-2026-73678 — Critical (CVSS 10.0): MindsDB Minds Platform version 26.1.0 and earlier contains an unauthenticated remote code execution vulnerability that…

Browse all CWE-94 (Code Injection) vulnerabilities →