RH
Product
Red Hat build of Keycloak 26.6
by Red Hat · last CVE Sep 16, 2026
70
CVEs
0
On KEV
9.8
Max CVSS
0
New 30D
Severity mix
Critical 3High 23Medium 40Low 4
Watch

Add Red Hat build of Keycloak 26.6 to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-16442
9.8
0%
Aug 5
Keycloak-services: keycloak-services: saml idp-initiated broker login bypasses link-only restriction
Affected: All versions, or not specified
CVE-2026-18963
9.1
5%
Aug 18
Keycloak-services: keycloak-services: unauthenticated account takeover via reset-credentials flow bypass
Affected: All versions, or not specified
CVE-2026-16443
9.1
0%
Aug 5
Keycloak-services: keycloak-services: saml broker metadata import disables response signature validation
Affected: All versions, or not specified
CVE-2026-15572
8.8
1%
Aug 5
Keycloak-services: keycloak-services: dcr protocol mapper type-swap policy bypass allows privilege escalation
Affected: All versions, or not specified
CVE-2026-9704
8.8
0%
May 27
Keycloak: keycloak: privilege escalation due to oversized subject_token jwt
Affected: All versions, or not specified
CVE-2026-74909
8.1
1%
Sep 16
Keycloak-services: keycloak-services: incomplete fix for cve-2026-15573 allows policy enforcer bypass via percent-encoded uri segments
Affected: All versions, or not specified
CVE-2026-16102
8.1
0%
Aug 5
Keycloak-services: keycloak-services: default dcr policy allows role forgery via user property mappers
Affected: All versions, or not specified
CVE-2026-15573
8.1
0%
Aug 5
Keycloak-services: keycloak-services: authorization bypass via unnormalized uri matching in pathmatcher
Affected: All versions, or not specified
CVE-2026-18214
8.1
0%
Jul 31
Keycloak-services: keycloak-services: google external access-token exchange bypasses hosted-domain restriction
Affected: All versions, or not specified
CVE-2026-18215
8.1
0%
Jul 31
Keycloak-services: keycloak-services: microsoft external access-token exchange bypasses configured tenant
Affected: All versions, or not specified
CVE-2026-11800
8.1
0%
Jun 25
Org.keycloak:keycloak-services: keycloak: authentication bypass via jwt algorithm confusion
Affected: All versions, or not specified
CVE-2026-9800
8.1
1%
Jun 25
Keycloak-policy-enforcer: keycloak policy enforcer: authorization bypass via incorrect uri comparison
Affected: All versions, or not specified
CVE-2026-54513
8.1
1%
Jun 23
jackson-databind: Array subtype allowlist bypass in BasicPolymorphicTypeValidator (allowIfSubTypeIsArray)
Affected: All versions, or not specified
CVE-2026-9087
8.1
0%
May 20
Keycloak: cross-session email verification proof not bound to upstream identity in first-broker-login
Affected: All versions, or not specified
CVE-2026-9099
7.7
0%
Jun 25
Keycloak: group-admin escalation to realm-admin
Affected: All versions, or not specified
CVE-2026-79651
7.5
1%
Sep 16
Keycloak-services: keycloak-services: unauthenticated dos via unbounded locale caching
Affected: All versions, or not specified
CVE-2026-18212
7.5
1%
Sep 16
Keycloak-services: keycloak-services: saml redirect deflate helpers leak native zlib state
Affected: All versions, or not specified
CVE-2026-17615
7.5
1%
Aug 31
Resteasy-core: resteasy sourceprovider remote unauthenticated file read
Affected: All versions, or not specified
CVE-2026-40984
7.5
1%
Jun 9
Micrometer HTTP server instrumentations DoS vulnerability
Affected: All versions, or not specified
CVE-2026-40983
7.5
1%
Jun 9
Micrometer gRPC server instrumentation DoS vulnerability
Affected: All versions, or not specified
CVE-2026-9793
7.5
0%
May 28
Keycloak: keycloak: security policy bypass in jwe-encrypted request object processing
Affected: All versions, or not specified
CVE-2026-15571
7.3
0%
Aug 18
Keycloak-services: keycloak-services: predictable account-linking hash enables account takeover via malicious oidc client
Affected: All versions, or not specified
CVE-2026-9086
7.3
1%
Jun 25
Keycloak: keycloak: cross-site scripting (xss) via case-insensitive uri validation bypass
Affected: All versions, or not specified
CVE-2026-9795
7.3
0%
May 28
Keycloak: keycloak: privilege escalation via improper scope mapping enforcement
Affected: All versions, or not specified
CVE-2026-17526
7.2
1%
Sep 16
Keycloak-services: keycloak-services: privilege escalation via impersonation role allows takeover of realm administrator accounts
Affected: All versions, or not specified
CVE-2026-18571
7.2
1%
Aug 2
Keycloak-services: keycloak-services: fgap v2 group assignment bypass during user creation
Affected: All versions, or not specified
CVE-2026-9802
6.8
0%
May 28
Keycloak: keycloak: unauthorized account access via replayed refresh tokens after cluster restart
Affected: All versions, or not specified
CVE-2026-16100
6.5
1%
Aug 5
Keycloak-services: keycloak-services: unbounded metric cardinality in user event metrics via request-controlled error text
Affected: All versions, or not specified
CVE-2026-18573
6.5
0%
Aug 2
Keycloak-services: keycloak-services: client access-type policy condition bypass during client update
Affected: All versions, or not specified
CVE-2026-18572
6.5
0%
Aug 2
Keycloak-services: keycloak-services: uma claim token can override authorization time-policy evaluation attributes
Affected: All versions, or not specified
CVE-2026-17059
6.5
0%
Jul 24
Keycloak-services: keycloak-services: information disclosure via role-users endpoint bypasses per-user view filter
Affected: All versions, or not specified
CVE-2026-16104
6.5
0%
Jul 17
Keycloak-services: keycloak-services: authenticator config endpoint exposes raw recaptcha secrets to view-only admins
Affected: All versions, or not specified
CVE-2026-16108
6.5
0%
Jul 17
Keycloak-services: keycloak-services: realm default-group reads disclose hidden groups under fgap v2
Affected: All versions, or not specified
CVE-2026-9705
6.5
0%
Jun 25
Keycloak: keycloak: attacker can re-enable and take over disabled clients via registration access token
Affected: All versions, or not specified
CVE-2026-9796
6.5
0%
May 28
Keycloak: keycloak: privilege escalation via time-of-check to time-of-use (toctou) vulnerability
Affected: All versions, or not specified
CVE-2026-9792
6.5
0%
May 28
Keycloak: keycloak: security restriction bypass allows unauthorized ropc token acquisition
Affected: All versions, or not specified
CVE-2026-79652
5.9
0%
Aug 25
Keycloak-services: keycloak-services: jwt bearer authorization grant does not enforce consentrequired
Affected: All versions, or not specified
CVE-2026-16089
5.9
0%
Jul 17
Keycloak-services: keycloak-services: authorization codes can be retargeted to another client session
Affected: All versions, or not specified
CVE-2026-18201
5.5
0%
Jul 29
Keycloak-services: keycloak-services: generic identity-provider creation can bind brokers to organizations without manage-organizations
Affected: All versions, or not specified
CVE-2026-16071
5.4
0%
Aug 5
Keycloak-services: keycloak-services: ldap entry-dn user search bypasses configured users dn boundary
Affected: All versions, or not specified
CVE-2026-18570
5.4
0%
Aug 2
Keycloak-services: keycloak-services: full-scope-disabled client policy validation bypass via omitted fullscopeallowed
Affected: All versions, or not specified
CVE-2026-18218
5.4
0%
Jul 31
Keycloak-services: keycloak-services: client not-before revocation ignored when realm not-before is older but nonzero
Affected: All versions, or not specified
CVE-2026-16093
5.4
0%
Jul 17
Keycloak-services: keycloak-services: required signed-jwt assertion policy can be bypassed with unsigned assertion headers
Affected: All versions, or not specified
CVE-2026-14614
5.4
0%
Jul 3
Keycloak-services: keycloak-services: fgap v2 client scope assignment bypass via clientresource
Affected: All versions, or not specified
CVE-2026-8922
5.4
0%
May 19
Org.keycloak/keycloak-services: keycloak: org.keycloak.protocol.oidc: security flaw in org.keycloak/keycloak-services
Affected: All versions, or not specified
CVE-2026-7500
5.4
0%
Apr 30
Org.keycloak.keycloak-services: improper access control on keycloak server when the account account api feature is disabled
Affected: All versions, or not specified
CVE-2026-19607
5.3
1%
Sep 16
Keycloak-services: keycloak-services: broker-originated username collision causes account lockout
Affected: All versions, or not specified
CVE-2026-9803
5.3
0%
May 28
Keycloak: keycloak: denial of service via malformed authorization header
Affected: All versions, or not specified
CVE-2026-9794
5.3
0%
May 28
Keycloak: keycloak: information disclosure via saml ecp endpoint
Affected: All versions, or not specified
CVE-2026-37977
5.3
0%
Apr 6
Keycloak: org.keycloak.protocol.oidc.grants.ciba: keycloak: information disclosure via cors header injection due to unvalidated jwt azp claim
Affected: All versions, or not specified
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