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Sensitive Information Exposure

🗓️ 28 Feb 2026 05:12:50Reported by Veracode Vulnerability DatabaseType 
veracode
 veracode🔗 sca.analysiscenter.veracode.com👁 1 Views

Flask exposes sensitive data from improper Vary: Cookie handling on session access.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: IBM Maximo Application Suite - IoT Component uses multiple third party dependencies which is vulnerable to multiple CVEs.
1 Apr 202607:22
–ibm
IBM Security Bulletins		Security Bulletin:Flask Vary Cookie Header Vulnerability: Use of Cache Containing Sensitive Information Fixed in 3.1.3
4 May 202612:50
–ibm
IBM Security Bulletins		Security Bulletin: IBM Maximo Application Suite uses flask-3.1.2-py3-none-any.whl which is vulnerable to CVE-2026-27205.
6 Apr 202618:34
–ibm
IBM Security Bulletins		Security Bulletin: Investigation Assistant App for IBM QRadar SIEM is vulnerable to using components with known vulnerabilities
6 Apr 202617:16
–ibm
IBM Security Bulletins		Security Bulletin: Location Service for ESRI Component uses cryptography-46.0.3, flask-3.1.2 and werkzeug-3.1.5 library which were vulnerable to CVE-2026-26007, CVE-2026-27205 and CVE-2026-27199 respectively
30 Mar 202615:08
–ibm
IBM Security Bulletins		Security Bulletin: IBM Watson Discovery Cartridge affected by vulnerability in flask-3.1.2-py3-none-any.whl
1 Jun 202617:08
–ibm
IBM Security Bulletins		Security Bulletin: Multiple security vulnerabilities are addressed with IBM Process Mining 2.1.1
31 Mar 202616:18
–ibm
IBM Security Bulletins		Security Bulletin: Maximo AI Service uses qs-6.14.1.tgz and flask-3.0.3-py3-none-any.whl which is vulnerable to CVE-2026-2391 and CVE-2026-27205.
6 Apr 202613:58
–ibm
IBM Security Bulletins		Security Bulletin: IBM Maximo Scheduler Optimizer uses flask-3.1.2-py3-none-any.whl which is vulnerable to CVE-2026-27205
7 May 202614:00
–ibm
IBM Security Bulletins		Security Bulletin: Vulnerability affect underscore-umd-min, werkzeug-3.1.5, flask-3.1.1, cryptography, aircompressor, pyasn1, http, log4j, apache2-build, commons-configuration, bcpkix-jdk18on, server-MariaDB, Jline, IBM COS Systems (April 2026)
26 May 202613:44
–ibm
Rows per page
Vulners
Node
flaskflaskRange0.1–3.1.2python
OR
flaskflaskMatch0.1python
OR
flaskflaskMatch0.10python
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flaskflaskMatch0.10.1python
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flaskflaskMatch0.11python
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flaskflaskMatch0.11.1python
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flaskflaskMatch0.12python
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flaskflaskMatch0.12.1python
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flaskflaskMatch0.12.2python
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flaskflaskMatch0.12.3python
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flaskflaskMatch0.12.4python
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flaskflaskMatch0.12.5python
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flaskflaskMatch0.2python
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flaskflaskMatch0.3python
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flaskflaskMatch0.3.1python
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flaskflaskMatch0.4python
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flaskflaskMatch0.5python
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flaskflaskMatch0.5.1python
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flaskflaskMatch0.5.2python
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flaskflaskMatch0.6python
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flaskflaskMatch0.6.1python
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flaskflaskMatch0.7python
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flaskflaskMatch0.7.1python
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flaskflaskMatch0.7.2python
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flaskflaskMatch0.8python
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flaskflaskMatch0.8.1python
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flaskflaskMatch0.9python
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flaskflaskMatch1.0python
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flaskflaskMatch1.0.1python
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flaskflaskMatch1.0.2python
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flaskflaskMatch1.0.3python
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flaskflaskMatch1.0.4python
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flaskflaskMatch1.1.0python
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flaskflaskMatch1.1.1python
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flaskflaskMatch1.1.2python
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flaskflaskMatch1.1.3python
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flaskflaskMatch1.1.4python
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flaskflaskMatch2.0.0python
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flaskflaskMatch2.0.0rc1python
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flaskflaskMatch2.0.0rc2python
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flaskflaskMatch2.0.1python
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flaskflaskMatch2.0.2python
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flaskflaskMatch2.0.3python
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flaskflaskMatch2.1.0python
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flaskflaskMatch2.1.1python
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flaskflaskMatch2.1.2python
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flaskflaskMatch2.1.3python
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flaskflaskMatch2.2.0python
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flaskflaskMatch2.2.1python
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flaskflaskMatch2.2.2python
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flaskflaskMatch2.2.3python
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flaskflaskMatch2.2.4python
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flaskflaskMatch2.2.5python
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flaskflaskMatch2.3.0python
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flaskflaskMatch2.3.1python
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flaskflaskMatch2.3.2python
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flaskflaskMatch2.3.3python
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flaskflaskMatch3.0.0python
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flaskflaskMatch3.0.1python
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flaskflaskMatch3.0.2python
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flaskflaskMatch3.0.3python
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flaskflaskMatch3.1.0python
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flaskflaskMatch3.1.1python

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09 May 2026 05:36Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.14.3
CVSS 42.3
EPSS0.00014
SSVC
Flask applicationvary cookie headersession handlingsensitive data exposurecaching proxies
1