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urllib3: urllib3: Denial of Service due to excessive HTTP response decompression

🗓️ 23 Jun 2026 10:51:21Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 5 Views

urllib3 DoS caused by excessive HTTP response decompression during partial reads or draining connections.

Related
Packages
Refs
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IBM Security Bulletins		Security Bulletin: : Platform Navigator and Automation Assets in IBM Cloud Pak for Integration are vulnerable to multiple vulnerabilities in dependencies
8 Jun 202614:50
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IBM Security Bulletins		Security Bulletin: Location Service for ESRI Component uses urllib3-2.6.3 library which was vulnerable to CVE-2026-44431 and CVE-2026-44432
27 May 202613:45
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IBM Security Bulletins		Security Bulletin: IBM Maximo Application Suite - Visual Inspection component uses urllib3-2.6.3-py3-none-any.whl which is vulnerable to CVE-2026-44431, CVE-2026-44432
29 Jun 202614:12
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IBM Security Bulletins		Security Bulletin: There is a vulnerability in urllib3-2.6.3-py3-none-any.whl used by IBM Maximo Manage application in IBM Maximo Application Suite (CVE-2026-44431)
26 Jun 202608:01
–ibm
IBM Security Bulletins		Security Bulletin: Maximo AI Service uses multiple third party dependencies which are vulnerable to multiple CVEs.
30 Jun 202607:44
–ibm
IBM Security Bulletins		Security Bulletin: IBM Maximo Application Suite uses urllib3-2.6.3-py3-none-any.whl which is vulnerable to CVE-2026-44431 and CVE-2026-44432.
30 Jun 202607:43
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IBM Security Bulletins		Security Bulletin: IBM SOAR QRadar Plugin App is vulnerable to using components with known vulnerabilities (CVE-2026-44431, CVE-2026-44432)
29 Jun 202612:23
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IBM Security Bulletins		Security Bulletin: IBM watsonx.data integration has several vulnerabilities due to open source software
7 Jul 202619:13
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ATTACKERKB		CVE-2026-44432
13 May 202615:17
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Tenable Nessus		AlmaLinux 10 : python3.14-urllib3 (ALSA-2026:27929)
24 Jun 202600:00
–nessus
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9anypython3.12-urllib30:1.26.19-3.el9_8.noarchpython3.12-urllib3-0:1.26.19-3.el9_8.noarch.noarch.rpm

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08 Jul 2026 19:26Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.5
CVSS 48.9
EPSS0.0068
SSVC
CWE-409
urllib3denial of servicepartial readsdraining connectionsresponse decompression
5