How many CVEs have patched _validate_revocation_url?

2 published CVEs changed _validate_revocation_url in Netflix/lemur, in 2 distinct patches totalling 34 changed lines, between 2026 and 2026.

What is the latest CVE that changed _validate_revocation_url?

CVE-2026-70667 (Lemur: SSRF protection in certificate revocation checking bypassable via HTTP redirects and DNS rebinding (incomplete fix for CVE-2026-55162)), published 2026-08-18, changed lines 34 of lemur/certificates/verify.py.

How does _validate_revocation_url compare to the rest of Netflix/lemur?

Netflix/lemur has 16 CVEs with a located fix in total; 2 of them changed _validate_revocation_url.

What do the line numbers refer to?

Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

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Netflix/lemur

Function

_validate_revocation_url

Name: _validate_revocation_url in Netflix/lemur: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

lemur/certificates/verify.py

Last patched August 18, 2026

2

CVEs

That changed this function

2

Distinct patches

Backports counted once

34

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

_validate_revocation_url in Netflix/lemur was changed by 2 published CVE fixes in 2026, in 2 distinct patches that added or removed 34 lines in total.

Netflix/lemur has 16 CVEs with a located fix in total, so 13% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed _validate_revocation_url, newest first, with the lines each fix touched.

Lemur: SSRF protection in certificate revocation checking bypassable via HTTP redirects and DNS rebinding (incomplete fix for CVE-2026-55162)
CVE-2026-70667 · line 34 · +1 −0
Medium · CVSS 6.3
EPSS 0.2%2026-08-18
Lemur: Post-authentication SSRF via certificate verification - attacker-controlled CRL and OCSP URLs in uploaded certificates
CVE-2026-55162 · lines 25–56 · +32 −1
Medium · CVSS 6.3
EPSS 0.2%2026-08-18

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Other functions in these files

Functions in the same file that CVE fixes also changed.

Other hotspots in the repository

Functions in Netflix/lemur changed by the most CVE fixes.

post3 CVEs · lemur/certificates/views.py put2 CVEs · lemur/certificates/views.py _validate_acme_url2 CVEs · lemur/plugins/lemur_acme/plugin.py update2 CVEs · lemur/authorities/service.py setup_acme_client_no_retry2 CVEs · lemur/plugins/lemur_acme/acme_handlers.py crl_verify2 CVEs · lemur/certificates/verify.py

All patched functions in Netflix/lemur

Frequently asked questions

Common questions about CVE fixes to _validate_revocation_url.

How many CVEs have patched _validate_revocation_url?: 2 published CVEs changed _validate_revocation_url in Netflix/lemur, in 2 distinct patches totalling 34 changed lines, between 2026 and 2026.
What is the latest CVE that changed _validate_revocation_url?: CVE-2026-70667 (Lemur: SSRF protection in certificate revocation checking bypassable via HTTP redirects and DNS rebinding (incomplete fix for CVE-2026-55162)), published 2026-08-18, changed lines 34 of lemur/certificates/verify.py.
How does _validate_revocation_url compare to the rest of Netflix/lemur?: Netflix/lemur has 16 CVEs with a located fix in total; 2 of them changed _validate_revocation_url.
What do the line numbers refer to?: Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

References

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

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