CVE-2026-66331
Apache Thrift: Buffered transport reads are not accounted against MaxMessageSize
6.9 MediumFix available
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Exploit likelihood
0.28%Down 0.1 points since Oct 3, 2026
What each source reports
CVE List Score used
Apache Thrift: Buffered transport reads are not accounted against MaxMessageSize
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.
- Record
CVE-2026-66331- CVSS 4.0
- 6.9 Medium
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 - Weakness
- CWE-770
- Updated
- 2026-11-02
EUVDEUVD-2026-91587
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.
- Record
EUVD-2026-91587- CVSS 4.0
- 6.9 Medium
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 - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-m343-hcgj-259m
Allocation of Resources Without Limits or Throttling vulnerability in Apache Thrift Delphi...
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.
- Record
GHSA-m343-hcgj-259m- CVSS 4.0
- 6.9 Medium
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/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 - Weakness
- CWE-770
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2026-66331- CVSS 4.0
- 6.9 Medium
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/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 - Weakness
- CWE-770
- Updated
- 2026-11-02
OSVDEBIAN-CVE-2026-66331
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.
- Record
DEBIAN-CVE-2026-66331- CVSS 4.0
- 6.9 Medium
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/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 - Updated
- 2026-11-02
OSVRHSA-2026:74369
Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
- Record
RHSA-2026:74369- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-13
OSVUBUNTU-CVE-2026-66331
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.
- Record
UBUNTU-CVE-2026-66331- CVSS 4.0
- 6.9 Medium
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 - Updated
- 2026-11-02
OSVAZL-106578No score
CVE-2026-66331 affecting package thrift for versions less than 0.25.0-1
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.
- Record
AZL-106578- Updated
- 2026-11-02
OSVBIT-thrift-2026-66331No score
Apache Thrift: Buffered transport reads are not accounted against MaxMessageSize
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.
- Record
BIT-thrift-2026-66331- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
thriftAzure Linux:3 | before 0.25.0-1 | 0.25.0-1 |
thriftBitnami | before 0.25.0 | 0.25.0 |
thriftDebian:12 | All versions, plus listed versions 0.17.0-20.17.0-30.17.0-40.18.1-10.18.1-2 Show 16 moreShow less0.19.0-10.19.0-20.19.0-2.10.19.0-2.1~exp10.19.0-30.19.0-40.20.0-10.22.0-10.22.0-20.22.0-30.22.0-40.23.0-10.23.0-20.23.0-30.24.0-10.24.0-2 | None known |
thriftDebian:13 | All versions, plus listed versions 0.19.0-40.20.0-10.22.0-10.22.0-20.22.0-3 Show 6 moreShow less0.22.0-40.23.0-10.23.0-20.23.0-30.24.0-10.24.0-2 | None known |
thriftDebian:14 | All versions, plus listed versions 0.19.0-40.20.0-10.22.0-10.22.0-20.22.0-3 Show 6 moreShow less0.22.0-40.23.0-10.23.0-20.23.0-30.24.0-10.24.0-2 | None known |
perl-thriftRed Hat:hummingbird:1 From an advisory covering 51 CVEs | before 0:0.25.0-0.1.hum1 | 0:0.25.0-0.1.hum1 |
python3-thriftRed Hat:hummingbird:1 From an advisory covering 51 CVEs | before 0:0.25.0-0.1.hum1 | 0:0.25.0-0.1.hum1 |
thriftRed Hat:hummingbird:1 From an advisory covering 51 CVEs | before 0:0.25.0-0.1.hum1 | 0:0.25.0-0.1.hum1 |
thrift-develRed Hat:hummingbird:1 From an advisory covering 51 CVEs | before 0:0.25.0-0.1.hum1 | 0:0.25.0-0.1.hum1 |
thrift-glibRed Hat:hummingbird:1 From an advisory covering 51 CVEs | before 0:0.25.0-0.1.hum1 | 0:0.25.0-0.1.hum1 |
Show 6 moreShow less
| Package | Affected | Fixed |
|---|---|---|
thrift-qtRed Hat:hummingbird:1 From an advisory covering 51 CVEs | before 0:0.25.0-0.1.hum1 | 0:0.25.0-0.1.hum1 |
thriftUbuntu:20.04:LTS | All versions, plus listed versions 0.11.0-60.13.0-2build10.13.0-2build2 | None known |
thriftUbuntu:22.04:LTS | All versions, plus listed versions 0.13.0-6ubuntu10.13.0-6ubuntu20.13.0-6ubuntu30.13.0-70.16.0-2 | None known |
thriftUbuntu:24.04:LTS | All versions, plus listed versions 0.17.0-40.19.0-20.19.0-2build10.19.0-2.1build40.19.0-2.1build5 | None known |
thriftUbuntu:26.10 | All versions, plus listed versions 0.22.0-3ubuntu10.23.0-30.23.0-3ubuntu1 | None known |
thriftUbuntu:26.04:LTS | All versions, plus listed versions 0.19.0-4build10.22.0-30.22.0-3ubuntu1 | None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, references | OSV | |
| affected, facts | ||
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-66331 is a medium vulnerability (CVSS 6.9) in Apache Software Foundation Thrift, published October 2, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.28%, the 20th percentile. Fixed in thrift 0.25.0-1.
References
lists.apache.org/thread/33otcgbqd27wf6qq810q56znzbomnhg1
nvd.nist.gov/vuln/detail/CVE-2026-66331
github.com/advisories/GHSA-m343-hcgj-259m
security-tracker.debian.org/tracker/CVE-2026-66331
access.redhat.com/errata/RHSA-2026:74369
Show 194 moreShow less
images.redhat.com
security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_74369.json
bugzilla.redhat.com/show_bug.cgi?id=2545180
cve.org/CVERecord?id=CVE-2026-66054
ubuntu.com/security/CVE-2026-66331
This page doesn't list everything
Left out here: 63 references. The JSON record has them.