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Fencer Vulns
high 7.5

CVE-2026-43868 json

Apache Thrift: Rust implementation vulnerable to CVE-2020-13949 pattern

published 2026-05-05 6 mo ago modified 2026-11-02 6 d ago also BIT-thrift-2026-43868 , EUVD-2026-27243 , GHSA-2f9f-gq7v-9h6m , RUSTSEC-2026-0435

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 53%
public exploits
0
none known

Summary

Memory Allocation with Excessive Size Value vulnerability in Apache Thrift.

This issue affects Apache Thrift: before 0.23.0.

Users are recommended to upgrade to version 0.23.0, which fixes the issue.

Patch / fix

  • crates.io thrift 0.23.0
  • bitnami thrift 0.23.0
  • Apache Software Foundation Apache Thrift 0.23.0
  • Red Hat Red Hat OpenShift AI 2.25 1783443816
  • thrift Debian 14 0.23.0-3

debian advisories DEBIAN-CVE-2026-43868

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-43868 updated cvss 7.5

Apache Thrift: Apache Thrift: Denial of Service via excessive memory allocation

  • Red Hat AI Inference Server rhaiis/vllm-cpu-rhel9, rhaiis/vllm-tpu-rhel9
    affected: workaround, no fix planned “Will not fix”
  • Red Hat build of Apache Camel 4 for Quarkus 3 libthrift
    affected: workaround, no fix available
  • Red Hat Fuse 7 libthrift
    affected: workaround, no fix planned “Will not fix”
  • Red Hat OpenShift AI (RHOAI) rhoai/odh-th06-cpu-torch291-py312-rhel9, rhoai/odh-th06-cuda130-torch291-py312-rhel9
    affected: workaround, no fix available
  • Red Hat Build of Apache Camel 3.33.2.SP1 libthrift 0.23.0
    fixed: vendor fix RHSA-2026:26586
  • Red Hat OpenShift AI 2.25 rhoai/odh-modelmesh-rhel9 1783443816
    fixed: vendor fix RHSA-2026:42644
  • Red Hat AI Inference Server rhaii/vllm-cpu-rhel9, rhaii/vllm-tpu-rhel9, rhaii/vllm-cuda-rhel9, rhaii/vllm-rocm-rhel9, rhaii/vllm-gaudi-rhel9, rhaii/vllm-spyre-rhel9, +7 more Red Hat Build of Apache Camel 3.33.2.SP1 jimfs 1.1, jna 5.8.0, bcel 6.7.0, bson 5.6.4, gax 2.74.1, icu4j 78.2, +1630 more
    not affected: vulnerable code not present
  • Red Hat Data Grid 8 libthrift
    not affected: component not present
show 3 more
  • Red Hat Enterprise Linux AI (RHEL AI) 3 rhelai3/bootc-cuda-rhel9, rhelai3/bootc-rocm-rhel9, rhelai3/bootc-gaudi-rhel9, rhelai3/bootc-aws-cuda-rhel9, rhelai3/bootc-gcp-cuda-rhel9, rhelai3/bootc-azure-cuda-rhel9, +1 more
    not affected: vulnerable code not present
  • Red Hat JBoss Enterprise Application Platform Expansion Pack libthrift
    not affected: component not present
  • Red Hat OpenShift AI (RHOAI) rhoai/odh-automl-rhel9, rhoai/odh-autorag-rhel9, rhoai/odh-mlserver-rhel9, rhai/base-image-cpu-rhel9, rhai/base-image-tpu-rhel9, rhoai/odh-modelmesh-rhel8, +23 more Red Hat OpenShift AI 2.25 rhoai/odh-rhel9-operator 1784004914, rhoai/odh-vllm-cpu-rhel9 1782397826, rhoai/odh-dashboard-rhel9 1782826282, rhoai/odh-operator-bundle 1784005555, rhoai/odh-vllm-cuda-rhel9 1783998774, rhoai/odh-vllm-rocm-rhel9 1783998857, +69 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
6 mo ago

Exploit prediction

0.71% chance of exploitation in the next 30 days, higher than 53% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
GitHub 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
OSV 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem package affected fixed in
crates.io thrift
<0.23.0
>=0.0.0-0, <0.23.0
0.23.0
bitnami thrift
<0.23.0
0.23.0

Affected products

  • Apache Software Foundation Apache Thrift
  • Red Hat Red Hat Build of Apache Camel 3.33 for Quarkus 3.33.2.SP1
  • Red Hat Red Hat OpenShift AI 2.25
  • Red Hat Red Hat AI Inference Server
  • Red Hat Red Hat build of Apache Camel 4 for Quarkus 3
  • Red Hat Red Hat Data Grid 8
  • Red Hat Red Hat Enterprise Linux AI (RHEL AI) 3
  • Red Hat Red Hat Fuse 7
  • Red Hat Red Hat JBoss Enterprise Application Platform Expansion Pack
  • Red Hat Red Hat OpenShift AI (RHOAI)

Classification

Weakness
  • CWE-789 Memory Allocation with Excessive Size Value
  • CWE-1285 Improper Validation of Specified Index, Position, or Offset in Input

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.