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CVE-2026-90462

CVE.org · Published

Historical CVEsJSONAI instructions

Record status
Published
Identifier year (not publication year)
2026
Source publication
Source updated
Imported by cveboard
Source snapshot
cve_2026-10-24_midnight_baseline ·

Plain text

CNA source text (English)

Sssd: sssd: fail-open in ldap ppolicy access check allows continued authorization

A flaw was found in SSSD. When configured with the LDAP access provider and `ldap_access_order` including `ppolicy` or `lockout`, a fail-open condition in the LDAP ppolicy access check can occur if a user lookup returns zero results. This can incorrectly return success and cache an allow decision, permitting continued authorization for a deleted or deprovisioned user. A remote attacker with prior valid account context could exploit this to maintain access to information and potentially make limited modifications to resources that should no longer be available.

Scoped product and version facts

Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.

Exploitation unknown; this catalogue does not assess exploitation.

Red Hat Enterprise Linux 10

Vendor
Red Hat
Product
Red Hat Enterprise Linux 10
Platforms
Unknown
Default status
affected
Package
sssd
Package collection
https://access.redhat.com/downloads/content/package-browser/

No explicit version tuples; consult this entry's default status.

Red Hat Enterprise Linux 6

Vendor
Red Hat
Product
Red Hat Enterprise Linux 6
Platforms
Unknown
Default status
unknown
Package
sssd
Package collection
https://access.redhat.com/downloads/content/package-browser/

No explicit version tuples; consult this entry's default status.

Red Hat Enterprise Linux 7

Vendor
Red Hat
Product
Red Hat Enterprise Linux 7
Platforms
Unknown
Default status
affected
Package
sssd
Package collection
https://access.redhat.com/downloads/content/package-browser/

No explicit version tuples; consult this entry's default status.

Red Hat Enterprise Linux 8

Vendor
Red Hat
Product
Red Hat Enterprise Linux 8
Platforms
Unknown
Default status
affected
Package
sssd
Package collection
https://access.redhat.com/downloads/content/package-browser/

No explicit version tuples; consult this entry's default status.

Red Hat Enterprise Linux 9

Vendor
Red Hat
Product
Red Hat Enterprise Linux 9
Platforms
Unknown
Default status
affected
Package
sssd
Package collection
https://access.redhat.com/downloads/content/package-browser/

No explicit version tuples; consult this entry's default status.

Red Hat OpenShift Container Platform 4

Vendor
Red Hat
Product
Red Hat OpenShift Container Platform 4
Platforms
Unknown
Default status
affected
Package
openshift/ose-rhel-coreos-8
Package collection
https://access.redhat.com/downloads/content/package-browser/

No explicit version tuples; consult this entry's default status.

Red Hat OpenShift Container Platform 4

Vendor
Red Hat
Product
Red Hat OpenShift Container Platform 4
Platforms
Unknown
Default status
affected
Package
openshift/ose-rhel-coreos-9
Package collection
https://access.redhat.com/downloads/content/package-browser/

No explicit version tuples; consult this entry's default status.