---
id: CVE-2023-37920
aliases:
  - GHSA-xqr8-7jwr-rhp7
  - PYSEC-2023-135
title: Removal of e-Tugra root certificate
summary: Removal of e-Tugra root certificate
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'
vendor: certifi
product: certifi
ecosystem: pip
affected:
  - 'certifi >= 2015.4.28, < 2023.7.22'
patched:
  - certifi 2023.7.22
published: '2023-07-25'
updated: '2026-09-10'
sourceUpdated: '2026-09-10T03:50:08.653753752Z'
source: OSV
sourceUrl: 'https://osv.dev/vulnerability/GHSA-xqr8-7jwr-rhp7'
references:
  - url: >-
      https://github.com/certifi/python-certifi/security/advisories/GHSA-xqr8-7jwr-rhp7
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2023-37920'
  - url: >-
      https://github.com/certifi/python-certifi/commit/8fb96ed81f71e7097ed11bc4d9b19afd7ea5c909
  - url: 'https://github.com/certifi/python-certifi'
  - url: >-
      https://github.com/pypa/advisory-database/tree/main/vulns/certifi/PYSEC-2023-135.yaml
  - url: >-
      https://groups.google.com/a/mozilla.org/g/dev-security-policy/c/C-HrP1SEq1A
  - url: >-
      https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5EX6NG7WUFNUKGFHLM35KHHU3GAKXRTG
  - url: 'https://security.netapp.com/advisory/ntap-20240912-0002'
tags:
  - osv
  - pip
epss: 0.00568
epssPercentile: 0.4482
ingestedAt: '2026-09-12T03:13:01.741Z'
---

## Overview

Certifi 2023.07.22 removes root certificates from "e-Tugra" from the root store. These are in the process of being removed from Mozilla's trust store.

 e-Tugra's root certificates are being removed pursuant to an investigation prompted by reporting of security issues in their systems. Conclusions of Mozilla's investigation can be found [here](https://groups.google.com/a/mozilla.org/g/dev-security-policy/c/C-HrP1SEq1A).

## Affected packages

- `certifi >= 2015.4.28, < 2023.7.22`

## Remediation

Upgrade to a patched release:

- `certifi 2023.7.22`