Vulnerability Database
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All ecosystems
2239168
AlmaLinux
5967
Alpaquita
16154
Alpine
4655
Android
3677
Azure Linux
17767
BellSoft Hardened Containers
769
Bitnami
9476
Chainguard
1047398
CleanStart
5235
CRAN
14
crates.io
2763
Debian
68913
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7836
GHC
3
GIT
108915
GitHub Actions
55
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9328
Hackage
33
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364
Julia
1713
Linux
29975
Mageia
6237
Maven
7050
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148075
npm
229102
NuGet
1869
opam
29
openEuler
8900
openSUSE
14540
OSS-Fuzz
4015
Packagist
7101
Pub
11
PyPI
25453
Red Hat
23525
Rocky Linux
4339
Root
19620
RubyGems
5327
SUSE
23440
SwiftURL
60
TuxCare
9851
Ubuntu
65983
VSCode
21
Wolfi
293610
ID
Packages
Summary
Published
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Attributes
MAL-2026-15566
PyPI/flask-header-guard
Malicious code in flask-header-guard (PyPI)
29 Aug
No fix available
PYSEC-2026-3466
PyPI/flask-reuploaded
Flask-Reuploaded: Extension-denylist bypass via case-folding asymmetry in name-override path (incomplete-fix variant of CVE-2026-27641)
23 Jul
Fix available
Severity - 7.5 (High)
GHSA-937x-gpqr-72gg
PyPI/flask-reuploaded
Flask-Reuploaded: Extension-denylist bypass via case-folding asymmetry in name-override path (incomplete-fix variant of CVE-2026-27641)
17 Jul
Fix available
Severity - 7.5 (High)
PYSEC-2026-2478
PyPI/flask-security-too
Flask-Security-Too OAuth reauthentication freshness bypass via cross- user OAuth identity acceptance
13 Jul
Fix available
GHSA-f66q-9rf6-8795
PyPI/flask-security-too
Flask-Security-Too: WebAuthn reauthentication freshness bypass via cross-user assertion
07 Jul
No fix available
Severity - 5.3 (Medium)
PYSEC-2026-1378
PyPI/flask-appbuilder
Flask App Builder has an Authentication Bypass vulnerability when using non AUTH_DB methods
07 Jul
Fix available
Severity - 6.5 (Medium)
PYSEC-2026-1379
PyPI/flask-appbuilder
Flask-AppBuilder open redirect vulnerability using HTTP host injection
07 Jul
Fix available
Severity - 4.3 (Medium)
PYSEC-2026-1377
PyPI/flask
Flask uses fallback key instead of current signing key
07 Jul
Fix available
Severity - 1.8 (Low)
PYSEC-2026-1385
PyPI/flask-cors
Flask-CORS allows for inconsistent CORS matching
07 Jul
Fix available
Severity - 5.3 (Medium)
PYSEC-2026-1384
PyPI/flask-cors
Flask-CORS improper regex path matching vulnerability
07 Jul
Fix available
Severity - 4.3 (Medium)
PYSEC-2026-1383
PyPI/flask-cors
Flask-CORS vulnerable to Improper Handling of Case Sensitivity
07 Jul
Fix available
Severity - 5.3 (Medium)
PYSEC-2026-1382
PyPI/flask-appbuilder
Flask-AppBuilder's login form allows browser to cache sensitive fields
07 Jul
Fix available
Severity - 4.8 (Medium)
PYSEC-2026-1381
PyPI/flask-appbuilder
Flask-AppBuilder's OAuth login page subject to Cross Site Scripting (XSS)
07 Jul
Fix available
Severity - 4.3 (Medium)
PYSEC-2026-1380
PyPI/flask-appbuilder
Flask-AppBuilder Has No Rate Limiting on Login AUTH DB
07 Jul
Fix available
Severity - 7.5 (High)
PYSEC-2026-809
PyPI/flask-security
Flask-Security vulnerable to Open Redirect
07 Jul
Fix available
Severity - 6.1 (Medium)
PYSEC-2026-635
PyPI/flask-appbuilder
Open Redirect in Flask-AppBuilder
02 Jul
Fix available
Severity - 6.1 (Medium)
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PyPI - OSV