Vulnerability Database
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All ecosystems
629819
AlmaLinux
4656
Alpaquita
8855
Alpine
4049
Android
3261
Azure Linux
12016
BellSoft Hardened Containers
432
Bitnami
6996
Chainguard
5736
CleanStart
791
CRAN
14
crates.io
2236
Debian
54535
Echo
3190
GHC
3
GIT
81483
GitHub Actions
49
Go
6585
Hackage
30
Hex
57
Julia
513
Linux
15361
Mageia
5877
Maven
6326
MinimOS
26913
npm
217513
NuGet
1663
opam
12
openEuler
6386
openSUSE
12575
OSS-Fuzz
3835
Packagist
6086
Pub
11
PyPI
18698
Red Hat
19441
Rocky Linux
2948
Root
12104
RubyGems
1938
SUSE
20506
SwiftURL
50
Ubuntu
52385
VSCode
18
Wolfi
3686
ID
Packages
Summary
Published
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Attributes
GHSA-p44q-vqpr-4xmg
PyPI/flask-httpauth
Flask-HTTPAuth invokes token verification callback when missing or empty token was given by client
31 Mar
Fix available
Severity - 6.5 (Medium)
GHSA-65mp-fq8v-56jr
PyPI/flask-reuploaded
Flask-Reuploaded vulnerable to Remote Code Execution via Server-Side Template Injection
25 Feb
Fix available
Severity - 9.8 (Critical)
GHSA-68rp-wp8r-4726
PyPI/flask
Flask session does not add
`
Vary: Cookie
`
header when accessed in some ways
19 Feb
Fix available
Severity - 2.3 (Low)
MAL-2026-505
PyPI/flask-hookserver
Malicious code in flask-hookserver (PyPI)
25 Jan
No fix available
GHSA-765j-9r45-w2q2
PyPI/flask-appbuilder
Flask App Builder has an Authentication Bypass vulnerability when using non AUTH_DB methods
11 Sep 2025
Fix available
Severity - 6.5 (Medium)
MAL-2025-191732
PyPI/flask-tdg-cyberx
Malicious code in flask-tdg-cyberx (PyPI)
17 Aug 2025
No fix available
MAL-2025-41675
PyPI/flask-tdg-cyber
Malicious code in flask-tdg-cyber (PyPI)
11 Aug 2025
No fix available
GHSA-99pm-ch96-ccp2
PyPI/flask-appbuilder
Flask-AppBuilder open redirect vulnerability using HTTP host injection
16 May 2025
Fix available
Severity - 4.3 (Medium)
GHSA-4grg-w6v8-c28g
PyPI/flask
Flask uses fallback key instead of current signing key
13 May 2025
Fix available
Severity - 1.8 (Low)
MAL-2025-191730
PyPI/flask-auth-sys
Malicious code in flask-auth-sys (PyPI)
02 Apr 2025
No fix available
MAL-2025-191731
PyPI/flask-auth-system
Malicious code in flask-auth-system (PyPI)
02 Apr 2025
No fix available
GHSA-43qf-4rqw-9q2g
PyPI/flask-cors
Flask-CORS vulnerable to Improper Handling of Case Sensitivity
20 Mar 2025
Fix available
Severity - 5.3 (Medium)
GHSA-7rxf-gvfg-47g4
PyPI/flask-cors
Flask-CORS improper regex path matching vulnerability
20 Mar 2025
Fix available
Severity - 4.3 (Medium)
GHSA-8vgw-p6qm-5gr7
PyPI/flask-cors
Flask-CORS allows for inconsistent CORS matching
20 Mar 2025
Fix available
Severity - 5.3 (Medium)
PYSEC-2025-15
PyPI/flask-appbuilder
See record for full details
03 Mar 2025
Fix available
Severity - 5.3 (Medium)
GHSA-p8q5-cvwx-wvwp
PyPI/flask-appbuilder
Flask-AppBuilder Observable Response Discrepancy
03 Mar 2025
Fix available
Severity - 3.7 (Low)
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PyPI - OSV