CVE-2024-39689 — Certifi is a curated collection of Root Certificates for validating the trustwor

Certifi is a curated collection of Root Certificates for validating the trustworthiness of SSL certificates while verifying the identity of TLS hosts. Certifi starting in 2021.5.30 and prior to 2024.7.4 recognized root certificates from `GLOBALTRUST`. Certifi 2024.7.04 removes ro

01What is this vulnerability?

Certifi is a curated collection of Root Certificates for validating the trustworthiness of SSL certificates while verifying the identity of TLS hosts. Certifi starting in 2021.5.30 and prior to 2024.7.4 recognized root certificates from `GLOBALTRUST`. Certifi 2024.7.04 removes root certificates from `GLOBALTRUST` from the root store. These are in the process of being removed from Mozilla's trust…

02Affected products

Vendor	Product	Versions
certifi	python	certifi — >= 2021.5.30, < 2024.7.4

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2024-07-05T18:39:33.202Z
• Last modified: 2025-02-14T23:19:13.111Z

09References

• github.com — https://github.com/certifi/python-certifi/security/advisories/GHSA-248v-346w-9cw…
• github.com — https://github.com/certifi/python-certifi/commit/bd8153872e9c6fc98f4023df9c2deaf…
• groups.google.com — https://groups.google.com/a/mozilla.org/g/dev-security-policy/c/XpknYMPO8dI