CVE-2026-114406

medium

Description

The system certificate authority (CA) store in Red Hat products, distributed via ca-certificates RPM packages, included multiple root CA certificates of authorities, which signed intermediate CA certificates with weak private keys issued by the eMudhra certificate authority. A man-in-the-middle attacker could use this flaw to issue certificates for arbitrary host names signed by the weak intermediate CA certificates, which would be considered trusted by a TLS/SSL client using system CA store and cause such clients to connect to malicious sites. Due to inability to only distrust specific intermediate certificates in all clients using the system CA store, root CA certificates of authorities that signed weak intermediate CA certificates are being removed.

References

https://access.redhat.com/errata/RHSA-2026:96282

https://access.redhat.com/errata/RHSA-2026:95745

https://access.redhat.com/errata/RHSA-2026:95365

https://access.redhat.com/errata/RHSA-2026:95264

https://access.redhat.com/errata/RHSA-2026:95090

https://access.redhat.com/errata/RHSA-2026:95058

https://access.redhat.com/errata/RHSA-2026:94802

https://access.redhat.com/errata/RHSA-2026:94738

https://access.redhat.com/errata/RHSA-2026:94721

https://access.redhat.com/errata/RHSA-2026:94717

https://access.redhat.com/errata/RHSA-2026:94715

https://access.redhat.com/errata/RHSA-2026:94709

https://access.redhat.com/errata/RHSA-2026:94702

https://access.redhat.com/errata/RHSA-2026:94631

https://access.redhat.com/errata/RHSA-2026:94584

https://access.redhat.com/errata/RHSA-2026:94583

https://access.redhat.com/errata/RHSA-2026:94581

https://access.redhat.com/errata/RHSA-2026:94562

https://access.redhat.com/errata/RHSA-2026:94476

https://access.redhat.com/errata/RHSA-2026:94474

https://access.redhat.com/errata/RHSA-2026:94468

https://access.redhat.com/errata/RHSA-2026:94459

https://access.redhat.com/errata/RHSA-2026:93046

https://access.redhat.com/errata/RHSA-2026:93045

https://access.redhat.com/errata/RHSA-2026:93044

https://access.redhat.com/errata/RHSA-2026:93043

https://access.redhat.com/errata/RHSA-2026:92342

https://access.redhat.com/errata/RHSA-2026:92006

https://access.redhat.com/errata/RHSA-2026:91997

https://access.redhat.com/errata/RHSA-2026:91249

https://access.redhat.com/errata/RHSA-2026:91248

https://access.redhat.com/errata/RHSA-2026:91246

https://access.redhat.com/errata/RHSA-2026:91245

https://access.redhat.com/errata/RHSA-2026:91244

https://access.redhat.com/errata/RHSA-2026:91243

https://access.redhat.com/errata/RHSA-2026:91242

https://access.redhat.com/errata/RHSA-2026:91241

https://access.redhat.com/errata/RHSA-2026:91238

https://access.redhat.com/errata/RHSA-2026:91237

https://access.redhat.com/errata/RHSA-2026:91236

https://access.redhat.com/errata/RHSA-2026:91235

https://access.redhat.com/errata/RHSA-2026:91234

https://access.redhat.com/errata/RHSA-2026:91233

https://access.redhat.com/errata/RHSA-2026:91232

https://access.redhat.com/errata/RHSA-2026:91224

https://access.redhat.com/errata/RHSA-2026:91219

https://access.redhat.com/errata/RHSA-2026:91218

https://access.redhat.com/errata/RHSA-2026:91217

https://access.redhat.com/errata/RHSA-2026:91207

https://access.redhat.com/errata/RHSA-2026:91206

https://access.redhat.com/errata/RHSA-2026:91204

https://access.redhat.com/errata/RHSA-2026:91202

https://access.redhat.com/errata/RHSA-2026:90985

https://access.redhat.com/errata/RHSA-2026:90969

https://access.redhat.com/errata/RHSA-2026:90272

https://access.redhat.com/errata/RHSA-2026:89907

https://access.redhat.com/errata/RHSA-2026:89838

https://access.redhat.com/errata/RHSA-2026:89725

https://access.redhat.com/errata/RHSA-2026:89714

https://access.redhat.com/errata/RHSA-2026:89651

https://access.redhat.com/errata/RHSA-2026:89333

https://access.redhat.com/errata/RHSA-2026:89232

https://access.redhat.com/errata/RHSA-2026:89197

https://access.redhat.com/errata/RHSA-2026:89131

https://access.redhat.com/errata/RHSA-2026:89081

https://access.redhat.com/errata/RHSA-2026:88779

https://access.redhat.com/errata/RHSA-2026:88669

https://access.redhat.com/errata/RHSA-2026:88668

https://access.redhat.com/errata/RHSA-2026:88662

https://access.redhat.com/errata/RHSA-2026:88564

https://access.redhat.com/errata/RHSA-2026:88563

https://access.redhat.com/errata/RHSA-2026:88562

https://access.redhat.com/errata/RHSA-2026:88560

https://access.redhat.com/errata/RHSA-2026:88550

https://access.redhat.com/errata/RHSA-2026:88459

https://access.redhat.com/errata/RHSA-2026:88455

https://access.redhat.com/errata/RHSA-2026:86595

Details

Source: Mitre, NVD

Published: 2026-10-21

Updated: 2026-11-11

Risk Information

CVSS v2

Base Score: 7.1

Vector: CVSS2#AV:N/AC:H/Au:N/C:C/I:C/A:N

Severity: High

CVSS v3

Base Score: 6.8

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N

Severity: Medium

EPSS

EPSS: 0.0031