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CVE-2026-94656

Apache Thrift: rb `TJsonProtocol`/`TJSONProtocol` has no string size bound

8.2 HighFix available

Allocation of resources without limits or throttling vulnerability in Apache Thrift ruby bindings.

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
High

Exploit likelihood

0.34%Down 0.1 points since Oct 3, 2026
90%50%10%1%

What each source reports

CVE List Score used 8.2

Apache Thrift: rb `TJsonProtocol`/`TJSONProtocol` has no string size bound

Allocation of resources without limits or throttling vulnerability in Apache Thrift ruby bindings.

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-2026-94656
CVSS 4.0
8.2 HighCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Weakness
CWE-770
Updated
2026-11-02
EUVDEUVD-2026-91571 8.2

Allocation of resources without limits or throttling vulnerability in Apache Thrift ruby bindings.

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-2026-91571
CVSS 4.0
8.2 HighCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-5crp-5wrf-7x8j 8.2

Allocation of resources without limits or throttling vulnerability in Apache Thrift ruby bindings...

Allocation of resources without limits or throttling vulnerability in Apache Thrift ruby bindings.

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-5crp-5wrf-7x8j
CVSS 4.0
8.2 HighCVSS:4.0/AV:N/AC:L/AT:P/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
Weakness
CWE-770
Updated
2026-11-02
NVD 8.2

Allocation of resources without limits or throttling vulnerability in Apache Thrift ruby bindings.

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-2026-94656
CVSS 4.0
8.2 HighCVSS:4.0/AV:N/AC:L/AT:P/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
Weakness
CWE-770
Updated
2026-11-02
OSVDEBIAN-CVE-2026-94656 8.2

Allocation of resources without limits or throttling vulnerability in Apache Thrift ruby bindings. 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-2026-94656
CVSS 4.0
8.2 HighCVSS:4.0/AV:N/AC:L/AT:P/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
Updated
2026-11-02
OSVUBUNTU-CVE-2026-94656 8.2

Allocation of resources without limits or throttling vulnerability in Apache Thrift ruby bindings. 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-2026-94656
CVSS 4.0
8.2 HighCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Updated
2026-11-02
Show 4 moreShow less
OSVAZL-105932 No score

CVE-2026-94656 affecting package thrift for versions less than 0.25.0-1

Allocation of resources without limits or throttling vulnerability in Apache Thrift ruby bindings.

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-105932
Updated
2026-11-02
OSVBIT-thrift-2026-94656 No score

Apache Thrift: rb `TJsonProtocol`/`TJSONProtocol` has no string size bound

Allocation of resources without limits or throttling vulnerability in Apache Thrift ruby bindings.

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-2026-94656
Updated
2026-11-02
OSVMGASA-2026-0562 No score

Updated arrow, thrift, ceph packages fix security vulnerabilities

The updated packages fix many security vulnerabilities. Please see the links for additional information.

Record
MGASA-2026-0562
Updated
2026-11-02
OSVopenSUSE-SU-2026:12051-1 No score

libthrift-0_25_0-0.25.0-1.1 on GA media

These are all security issues fixed in the libthrift-0_25_0-0.25.0-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2026:12051-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
thrift
Azure Linux:3
 before 0.25.0-1
0.25.0-1
thrift
Bitnami
 before 0.25.0
0.25.0
thrift
Debian: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 less
0.19.0-10.19.0-20.19.0-2.10.19.0-2.1~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
thrift
Debian: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 less
0.22.0-40.23.0-10.23.0-20.23.0-30.24.0-10.24.0-2
 None known
thrift
Debian: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 less
0.22.0-40.23.0-10.23.0-20.23.0-30.24.0-10.24.0-2
 None known
arrow
Mageia:10
From an advisory covering 14 CVEs
 before 17.0.0-4.1.mga10
17.0.0-4.1.mga10
thrift
Mageia:10
From an advisory covering 14 CVEs
 before 0.25.0-1.mga10
0.25.0-1.mga10
ceph
Mageia:10
From an advisory covering 14 CVEs
 before 20.2.4-1.1.mga10
20.2.4-1.1.mga10
ruby-thrift
Ubuntu:20.04:LTS
 All versions, plus listed versions
0.11.0.0-20.11.0.0-2build1
 None known
ruby-thrift
Ubuntu:22.04:LTS
 All versions, plus listed versions
0.11.0.0-30.14.0-20.14.0-2build10.14.0-3
 None known
ruby-thrift
Ubuntu:24.04:LTS
 All versions, plus listed versions
0.16.0-20.16.0-2build10.16.0-2build2
 None known
thrift
openSUSE:Tumbleweed
From an advisory covering 33 CVEs
 before 0.25.0-1.1
0.25.0-1.1

History

History
RecordedChangedSources
affected, facts
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-94656 is a high vulnerability (CVSS 8.2) 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 0.34%, the 27th percentile. Fixed in thrift 0.25.0-1.

References

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