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CVE-2026-89135: Improper Certificate Validation

🗓️ 27 Sep 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 4 Views

Improper certificate validation in wolfSSL allows an attacker to plant an unverified CA.

Related
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-89135
27 Sep 202609:14
–cve
cvelist
Cvelist
CVE-2026-89135 Failed X509_verify_cert leaves unverified CA in shared CertManager
27 Sep 202609:14
–cvelist
debiancve
Debian CVE
CVE-2026-89135
27 Sep 202609:14
–debiancve
euvd
EUVD
EUVD-2026-87912
27 Sep 202609:14
–euvd
mscve
Microsoft CVE
Failed X509_verify_cert leaves unverified CA in shared CertManager
1 Oct 202608:13
–mscve
nvd
NVD
CVE-2026-89135
27 Sep 202610:16
–nvd
osv
OSV
DEBIAN-CVE-2026-89135
27 Sep 202610:16
–osv
osv
OSV
UBUNTU-CVE-2026-89135
27 Sep 202610:16
–osv
ubuntucve
UbuntuCve
CVE-2026-89135
27 Sep 202610:16
–ubuntucve
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-89135
28 Sep 202600:00
–nessus
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29 Sep 2026 00:00Current
5.9Medium risk
Vulners AI Score5.9
CVSS 46.3
EPSS0.00207
SSVC
4