---
id: CVE-2026-66331
title: >-
  Allocation of Resources Without Limits or Throttling vulnerability in Apache
  Thrift Delphi bindings buffered transport.




  This issue affects Apache Thrift: before 0.25.0.




  Users are recommended to upgrade to version 0.25.0, which fixe…
summary: >-
  Allocation of Resources Without Limits or Throttling vulnerability in Apache
  Thrift Delphi bindings buffered transport.




  This issue affects Apache Thrift: before 0.25.0.




  Users are recommended to upgrade to version 0.25.0, which fixe…
severity: medium
cvss: 6.9
cvssVector: 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N'
cwe:
  - CWE-770
vendor: Apache Software Foundation
product: delphi bindings
affected:
  - delphi_bindings < 0.25.0
patched:
  - hardened_images
published: '2026-10-02'
updated: '2026-10-03'
sourceUpdated: '2026-10-03T16:16:38.033'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-66331'
references:
  - url: 'https://lists.apache.org/thread/33otcgbqd27wf6qq810q56znzbomnhg1'
    label: security@apache.org
  - url: 'https://lists.apache.org/thread/971572orz86jdwlg58wqv8o50oqqb143'
    label: security@apache.org
  - url: >-
      https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-66331.json
  - url: 'https://access.redhat.com/security/cve/CVE-2026-66331'
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2545175'
  - url: 'https://www.cve.org/CVERecord?id=CVE-2026-66331'
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2026-66331'
  - url: 'https://access.redhat.com/errata/RHSA-2026:74369'
tags:
  - nvd
  - cve.org
  - csaf
  - vex
  - red-hat
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-10-02T13:13:52.520319Z'
cvssSource: cna
epss: 0.00277
epssPercentile: 0.20053
scores:
  cna: 6.9
  vendor: 5.3
ingestedAt: '2026-10-02T13:19:14.159Z'
---

## Overview

Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift Delphi bindings buffered transport.



This issue affects Apache Thrift: before 0.25.0.



Users are recommended to upgrade to version 0.25.0, which fixes the issue.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.

## Vendor advisories

- **RHSA-2026:74369** · Red Hat · fixed in: Red Hat Hardened Images · released 2026-10-01 · [advisory](https://access.redhat.com/errata/RHSA-2026:74369)
- **Red Hat VEX** · Moderate · affected: Red Hat Ceph Storage 7, Red Hat Ceph Storage 8, Red Hat Ceph Storage 9, Red Hat Enterprise Linux AI (RHEL AI) 3 · no fix planned: Red Hat Ceph Storage 9, Red Hat Ceph Storage 7, Red Hat Ceph Storage 8, Red Hat Enterprise Linux AI (RHEL AI) 3 · updated 2026-10-02 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-66331.json)