CVE-2026-94638: Apache Thrift: PHP `thrift_protocol` C extension ignores the configured `maxStringSize`
Published Oct 2, 2026
·Updated
Allocation of resources without limits or throttling vulnerability in Apache Thrift PHP bindings.
This issue affects Apache Thrift: before 0.25.0.
Users are recommended to upgrade to version 0.25.0, which fixes the issue.
Affected Software
1 affected component
Apache Thrift PHP bindings<0.25.0
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Apache Thrift PHP bindingsto a version that resolves this vulnerability.Fixed in 0.25.0
Event History
Oct 2, 2026
CVE Published
via MITRE·11:49 AM
Data Sourced
via MITRE·11:49 AM
DescriptionWeakness
Data Sourced
via NVD·12:17 PM
DescriptionSeverityWeakness
Frequently Asked Questions
1
Which Apache Thrift deployments are affected?
The issue affects Apache Thrift PHP bindings in versions before 0.25.0.
2
What version should be deployed to remediate the issue?
Upgrade the Apache Thrift PHP bindings to version 0.25.0.
3
Can the configured maxStringSize be relied on in affected PHP extension versions?
No. In affected versions, the PHP thrift_protocol C extension ignores the configured maxStringSize.