CVE-2026-94646
HIGHDescription
Uncaught exception, Improper validation of specified quantity in input, Improperly controlled modification of object prototype attributes ('prototype pollution') vulnerability in Apache Thrift nodejs bindings. This issue affects Apache Thrift: before 0.25.0. Users are recommended to upgrade to version 0.25.0, which fixes the issue.
How to fix
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Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.
CVSS v4 Vector
Exploitability
Impact
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Exploit Intelligence
Low risk: more likely to be exploited than 38% of all known CVEs.
References
Related Vulnerabilities
Other CWE-248 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2025-53366 | Unscored | - | 9.3% | - | - |
| CVE-2025-59538 | High | 7.5 | 8.9% | - | Fix |
| CVE-2021-37714 | High | 7.5 | 6.7% | - | Fix |
| CVE-2025-59465 | High | 7.5 | 4.0% | - | Fix |
| CVE-2018-11466 | Critical | 9.8 | 4.0% | - | - |
| CVE-2018-7852 | High | 7.5 | 3.6% | - | - |
Common questions
How do I fix CVE-2026-94646?
Published advisories record a fix for 12 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.
Is CVE-2026-94646 being actively exploited?
Not that we know of. CVE-2026-94646 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.46% is the estimated probability that it will be exploited in the next 30 days. That is higher than 38% of all scored CVEs.
How severe is CVE-2026-94646?
CVE-2026-94646 has a CVSS v4 base score of 8.7, rated important. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
What does CVE-2026-94646 affect?
Published advisories record a fix for perl-thrift-0:0.25.0-0.1.hum1@noarch@public-hummingbird (Red Hat / RHEL), perl-thrift-0:0.25.0-0.1.hum1@noarch@public-hummingbird (Rocky), python3-thrift (Rocky), python3-thrift (Red Hat / RHEL), and 8 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.
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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 2026-10-02.