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PYSEC-2026-3678 Lemur: Any user can revoke arbitrary certificates at the CA by uploading a duplicate record and revoking it

🗓️ 19 Aug 2026 11:56:28Reported by GoogleType 
osv
 osv🔗 osv.dev👁 1 Views

Summary Repo under test: https://github.com/Netflix/lemur PUT /api/1/certificates//revoke authorizes the caller against the Lemur database row (creator == current user, or CertificatePermission over the row's roles) rather than the underlying CA-s...

Related
Refs
ReporterTitlePublishedViews
Family
circl
Circl		CVE-2026-71417
18 Aug 202622:35
–circl
cve
CVE		CVE-2026-71417
18 Aug 202619:12
–cve
cvelist
Cvelist		CVE-2026-71417 Lemur: Any user can revoke arbitrary certificates at the CA by uploading a duplicate record and revoking it
18 Aug 202619:12
–cvelist
euvd
EUVD		EUVD-2026-61161
18 Aug 202619:12
–euvd
github
Github Security Blog		Lemur: Any user can revoke arbitrary certificates at the CA by uploading a duplicate record and revoking it
18 Aug 202620:51
–github
nvd
NVD		CVE-2026-71417
18 Aug 202620:17
–nvd
osv
OSV		GHSA-PXMC-2FFP-8J67 Lemur: Any user can revoke arbitrary certificates at the CA by uploading a duplicate record and revoking it
18 Aug 202620:51
–osv
ptsecurity
Positive Technologies		PT-2026-77286
18 Aug 202600:00
–ptsecurity
pypa
PyPA		Lemur: Any user can revoke arbitrary certificates at the CA by uploading a duplicate record and revoking it
19 Aug 202611:56
–pypa
vulnrichment
Vulnrichment		CVE-2026-71417 Lemur: Any user can revoke arbitrary certificates at the CA by uploading a duplicate record and revoking it
18 Aug 202619:12
–vulnrichment

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19 Aug 2026 12:45Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.17.3
EPSS0.00082
1