CVE-2026-44432
EUVD-2026-3004713.05.2026, 16:16
urllib3 is an HTTP client library for Python. From 2.6.0 to before 2.7.0, urllib3 could decompress the whole response instead of the requested portion (1) during the second HTTPResponse.read(amt=N) call when the response was decompressed using the official Brotli library or (2) when HTTPResponse.drain_conn() was called after the response had been read and decompressed partially (compression algorithm did not matter here). These issues could cause urllib3 to fully decode a small amount of highly compressed data in a single operation. This could result in excessive resource consumption (high CPU usage and massive memory allocation for the decompressed data) on the client side. This vulnerability is fixed in 2.7.0.
Affected Products (NVD)
| Vendor | Product | Version |
|---|---|---|
| python | urllib3 | 2.6.0 ≤ 𝑥 < 2.7.0 |
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
| Vendor | Product | Version | Source |
|---|---|---|---|
| Red Hat | Red Hat Ansible Automation Platform 2.5 for RHEL 8 | 0:4.6.30-2.el8ap ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Ansible Automation Platform 2.5 for RHEL 9 | 0:4.6.30-2.el9ap ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Ansible Automation Platform 2.6 for RHEL 9 | 0:2.7.0-1.el9ap ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Ansible Automation Platform 2.6 for RHEL 9 | 0:4.7.14-3.el9ap ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Enterprise Linux 10 | 0:2.6.3-2.el10_2 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Enterprise Linux 10 | 0:1.26.19-4.el10_2 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Enterprise Linux 8 | 0:1.26.19-3.el8_10 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Enterprise Linux 9 | 0:2.6.3-2.el9_8 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Enterprise Linux 9 | 0:1.26.19-3.el9_8 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Enterprise Linux 9 | 0:1.26.5-8.el9_8 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat AI Inference Server 3.3 | 1782352950 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat AI Inference Server 3.3 | 1782352919 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat AI Inference Server 3.3 | 1782353093 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat AI Inference Server 3.3 | 1782352847 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat AI Inference Server 3.4 | 1780356811 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat AI Inference Server 3.4 | 1780356904 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat AI Inference Server 3.4 | 1780356941 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat AI Inference Server 3.4 | 1780356914 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Ansible Automation Platform 2.5 | 1784050598 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Ansible Automation Platform 2.6 | 1782761510 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Ansible Automation Platform 2.6 | 1782650747 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Ansible Automation Platform 2.6 | 1783973764 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Ansible Automation Platform 2.6 | 1783921549 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Ansible Automation Platform 2.6 | 1783923629 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Ansible Automation Platform 2.6 | 1783969139 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Ansible Automation Platform 2.7 | 1781028735 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Ansible Automation Platform 2.7 | 1781102816 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Discovery 2 | 1779395228 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Discovery 2 | 1782756541 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Hardened Images | 0.69.3-1.2.hum1 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Hardened Images | 1.96.0-1.hum1 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Hardened Images | 1.2.1-2.hum1 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Hardened Images | 2.7.0-3.hum1 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Hardened Images | 48.0.0-3.hum1 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Hardened Images | 21.1.8-6.hum1 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Hardened Images | 2026.5.1-1.hum1 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Hardened Images | 2.19.0-1.hum1 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Hardened Images | 11.8.8-1.hum1 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Hardened Images | 2.48.0-4.1.hum1 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Hardened Images | 21.1.8-1.1.hum1 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Migration Toolkit for Applications 8.2 | 1784109883 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 2.25 | 1783024305 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 2.25 | 1783701598 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 2.25 | 1783342900 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 2.25 | 1783112979 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 2.25 | 1783091175 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 2.25 | 1783998774 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 2.25 | 1783998857 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 3.3 | 1783010225 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 3.3 | 1782917849 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 3.3 | 1782887848 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 3.3 | 1782854229 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 3.3 | 1782471555 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 3.3 | 1782471579 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 3.3 | 1783073038 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 3.3 | 1782991170 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 3.3 | 1782471656 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 3.3 | 1782471663 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 3.3 | 1783069204 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 3.3 | 1782991170 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat OpenShift AI 3.3 | 1782472374 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Quay 3.1 | 1782487717 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Quay 3.12 | 1781937357 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Quay 3.15 | 1784351966 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Quay 3.16 | 1783955846 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Quay 3.9 | 1781878070 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Satellite 6.18 | 1779792651 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Satellite 6.18 | 1779711334 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Satellite 6.18 | 1782739344 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Satellite 6.19 | 1782139619 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Satellite 6.19 | 1780393451 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Satellite 6.19 | 1782380482 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Satellite 6.19 | 1782448455 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Satellite 6.19 | 1784558259 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Trusted Artifact Signer 1.3 | 1780560117 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Trusted Artifact Signer 1.4 | 1780914886 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Update Infrastructure 5 | 1784794818 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Update Infrastructure 5 | 1784794778 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Update Infrastructure 5 | 1784795112 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Update Infrastructure 5 | 1784794289 ≤ 𝑥 < * | ADP |
| Red Hat | Red Hat Update Infrastructure 5 | 1784795076 ≤ 𝑥 < * | ADP |
Debian Releases
Ubuntu Releases
Ubuntu Product | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| python-pip |
| ||||||||||||||||
| python-urllib3 |
|
Red Hat Enterprise Linux Releases
Common Weakness Enumeration
Vulnerability Media Exposure
References