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certifi (PyPI)

(Python Distribution) A carefully curated collection of Root Certificates for validating the trustworthiness of SSL certificates while verifying the identity of TLS hosts.

Advisories
9
Latest version
2026.10.23
Released Oct 23, 2026
License
MPL-2.0
OpenSSF Scorecard
6.3 / 10

How to fix

Upgrading to 2026.10.18 or later clears every advisory below that has a fix.

Upgrade commands
pip
pip install --upgrade "certifi>=2026.10.23"
poetry
poetry add "certifi>=2026.10.23"
uv
uv add "certifi>=2026.10.23"

Known vulnerabilities

AdvisorySeverityAffectedFixed in
GHSA-6q48-6c7w-9gw2
certifi bundles emSign root CAs with compromised intermediate CA keys
 Critical
>= 2019.03.09, < 2026.10.18
2026.10.18
GHSA-6q48-6c7w-9gw2
certifi bundles emSign root CAs with compromised intermediate CA keys
 Critical
>= 2019.03.09, < 2026.10.18
2026.10.18
GHSA-6q48-6c7w-9gw2
certifi bundles emSign root CAs with compromised intermediate CA keys
 Critical
>= 2019.03.09, < 2026.10.18
2026.10.18
GHSA-248v-346w-9cwc
Certifi removes GLOBALTRUST root certificate
 High
EPSS 1.05%
>= 2021.5.30, < 2024.7.4
2024.7.4
GHSA-248v-346w-9cwc
Certifi removes GLOBALTRUST root certificate
 High
EPSS 1.05%
>= 2021.5.30, < 2024.7.4
2024.7.4
GHSA-xqr8-7jwr-rhp7
Removal of e-Tugra root certificate
 Critical
EPSS 0.57%
>= 2015.4.28, < 2023.7.22
2023.7.22
GHSA-xqr8-7jwr-rhp7
Removal of e-Tugra root certificate
 Critical
EPSS 0.57%
>= 2015.4.28, < 2023.7.22
2023.7.22
GHSA-43fp-rhv2-5gv8
Certifi removing TrustCor root certificate
 High
EPSS 0.53%
>= 2017.11.5, < 2022.12.7
2022.12.7
GHSA-43fp-rhv2-5gv8
Certifi removing TrustCor root certificate
 High
EPSS 0.53%
>= 2017.11.05, < 2022.12.07
2022.12.07

Source: https://github.com/certifi/python-certifi

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