RH
Product
Red Hat Build of Keycloak
by Red Hat · last CVE Oct 30, 2026
116
CVEs
0
On KEV
9.8
Max CVSS
16
New 30D
Severity mix
Critical 4High 36Medium 66Low 10
Watch

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

CVECVSSEPSSPublishedSummary · affected versions
CVE-2026-103884
6.5
0%
Oct 1
Keycloak-services: keycloak-services: path traversal in x.509 crl distribution point allows arbitrary local file read
Affected: All versions, or not specified
CVE-2026-94001
6.5
0%
Sep 19
Keycloak-services: keycloak-services: admin credential delete bypasses denied reset-password permission
Affected: All versions, or not specified
CVE-2026-93562
6.5
0%
Sep 18
Io.netty/netty-codec-http: netty: incomplete validation of malformed transfer-encoding allows http request smuggling
Affected: All versions, or not specified
CVE-2026-93574
6.5
1%
Sep 18
Io.netty/netty-codec-http: netty: http request smuggling via post-digit whitespace in chunk-size parsing
Affected: All versions, or not specified
CVE-2026-93579
6.5
1%
Sep 18
Io.netty/netty-codec-http2: netty: http/2 header field values are not validated by default (cr/lf/nul passthrough)
Affected: All versions, or not specified
CVE-2026-93573
6.5
1%
Sep 18
Io.netty/netty-codec-http: netty split transfer-encoding fields bypass final-chunked validation and enable request smuggling
Affected: All versions, or not specified
CVE-2026-93566
6.5
0%
Sep 18
Io.netty/netty-codec-http: netty: http request smuggling due to control characters in the chunk-size line
Affected: All versions, or not specified
CVE-2026-88770
6.5
0%
Sep 10
Keycloak-services: keycloak-services: device authorization grant issues tokens to brute-force-locked accounts
Affected: All versions, or not specified
CVE-2026-18203
6.5
0%
Jul 31
Keycloak-services: keycloak-services: group policy extendchildren matches sibling group path prefixes
Affected: All versions, or not specified
CVE-2026-18208
6.5
0%
Jul 31
Keycloak-services: keycloak-services: inactive out-of-audience token introspection leaks signed jwt claim
Affected: All versions, or not specified
CVE-2026-18207
6.5
0%
Jul 29
Keycloak-services: keycloak-services: client policy source-group condition bypass via duplicate group name matching
Affected: All versions, or not specified
CVE-2026-12388
6.5
0%
Jun 30
Keycloak-broker: keycloak: privilege escalation to realm administrator via improper authorization in identity provider mapper
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-2024-11734
6.5
1%
Jan 14
Org.keycloak:keycloak-quarkus-server: denial of service in keycloak server via security headers
Affected: All versions, or not specified
CVE-2024-1023
6.5
2%
Mar 27
Io.vertx/vertx-core: memory leak due to the use of netty fastthreadlocal data structures in vertx
Affected: All versions, or not specified
CVE-2026-92358
6.4
0%
Sep 16
Keycloak-services: keycloak-services: residual cross-browser account-link proof allows silent re-linking
Affected: All versions, or not specified
CVE-2026-82968
6.4
0%
Sep 2
Keycloak-services: keycloak-services: cross-session email verification proof not bound to upstream identity for social providers
Affected: All versions, or not specified
CVE-2026-10732
6.4
1%
Jun 5
All versions of the package decompress are vulnerable to Arbitrary File Write via Archive Extraction (Zip Slip) when extracting a ZIP archive containing two entries with the same…
Affected: All versions, or not specified
CVE-2026-93432
6.1
1%
Sep 18
Io.quarkus.qute:quarkus-core: cross-site scripting (xss) and json injection via qute {#eval} section in quarkus
Affected: All versions, or not specified
CVE-2026-10832
5.9
1%
Sep 18
Org.wildfly.security/wildfly-elytron-asn1: unbounded memory allocation in wildfly elytron asn.1 derdecoder via crafted der payload
Affected: All versions, or not specified
CVE-2026-4366
5.8
0%
Mar 18
Keycloak-services: blind server-side request forgery (ssrf) via http redirect handling in keycloak
Affected: All versions, or not specified
CVE-2026-1180
5.8
0%
Jan 20
Org.keycloak.protocol.oidc: blind server-side request forgery (ssrf) in keycloak oidc dynamic client registration via jwks_uri
Affected: All versions, or not specified
CVE-2026-105302
5.7
0%
Oct 5
Keycloak-services: keycloak-services: user session note mapper exposes upstream idp access tokens
Affected: All versions, or not specified
CVE-2026-107889
5.5
0%
Oct 9
Keycloak-services: keycloak-services: stored xss on login page via kcsanitize bypass
Affected: All versions, or not specified
CVE-2026-94215
5.5
0%
Sep 21
Keycloak-services: keycloak-services: cross-realm client read/write via request-level cache missing realm ownership check
Affected: All versions, or not specified
CVE-2026-15943
5.5
0%
Jul 17
Keycloak-services: keycloak-services: oidc idp update reuses masked client secret after token url change
Affected: All versions, or not specified
CVE-2026-118959
New
5.4
0%
Oct 30
Keycloak-services: keycloak-services: required actions bypassed via kc_action parameter
Affected: All versions, or not specified
CVE-2026-117859
New
5.4
0%
Oct 29
Keycloak-services: keycloak-services: par single-use bypass via flow restart
Affected: All versions, or not specified
CVE-2026-117627
New
5.4
0%
Oct 29
Keycloak-services: keycloak-services: jwt authorization grant bypasses identity provider login restrictions
Affected: All versions, or not specified
CVE-2026-105305
5.4
0%
Oct 6
Keycloak-services: keycloak-services: device authorization grant bypasses per-client minimum.acr.value enforcement
Affected: All versions, or not specified
CVE-2026-18211
5.4
0%
Jul 31
Keycloak-services: keycloak-services: secure-client-uris policy bypass via localhost-prefixed domains
Affected: All versions, or not specified
CVE-2024-1300
5.4
1%
Apr 2
Io.vertx:vertx-core: memory leak when a tcp server is configured with tls and sni support
Affected: All versions, or not specified
CVE-2026-117688
New
5.3
0%
Oct 29
Keycloak-services: keycloak-services: vault secret disclosure via client registration installation configuration
Affected: All versions, or not specified
CVE-2026-93492
5.3
0%
Sep 18
Io.netty/netty-codec-http2: netty: http/2 hpackencoder dos with large table size
Affected: All versions, or not specified
CVE-2026-19608
5.3
0%
Aug 18
Keycloak-services: keycloak-services: name-only group claims let same-name groups satisfy path-specific group policies
Affected: All versions, or not specified
CVE-2025-8419
5.3
1%
Aug 6
Org.keycloak/keycloak-services: keycloak smtp inject vulnerability
Affected: All versions, or not specified
CVE-2024-1722
5.3
1%
Feb 27
Keycloak-core: dos via account lockout
Affected: All versions, or not specified
CVE-2025-11537
5.0
0%
Feb 10
Keycloak-services: sensitive headers shown in the http access logs
Affected: All versions, or not specified
CVE-2026-107604
4.9
0%
Oct 8
Keycloak-services: keycloak-services: view-clients role allows retrieval of active client secrets via installation provider endpoints
Affected: All versions, or not specified
CVE-2026-94213
4.9
0%
Sep 21
Keycloak-services: keycloak-services: authorization services policy evaluation endpoint leaks user identity
Affected: All versions, or not specified
CVE-2026-89298
4.9
0%
Sep 11
Keycloak-services: keycloak-services: confidential client secret disclosed to view-clients role via client registration get
Affected: All versions, or not specified
CVE-2024-11736
4.9
1%
Jan 14
Org.keycloak:keycloak-quarkus-server: unrestricted admin use of system and environment variables
Affected: All versions, or not specified
CVE-2026-14781
4.8
0%
Jul 5
Keycloak-services: keycloak-services: oidc email_verified claim incorrectly applied to userinfo email
Affected: All versions, or not specified
CVE-2026-37980
4.8
0%
Apr 14
Org.keycloak.forms.login: keycloak: keycloak: arbitrary code execution via stored cross-site scripting (xss) in organization selection login page
Affected: All versions, or not specified
CVE-2026-18217
4.7
0%
Jul 31
Keycloak-services: keycloak-services: saml http-redirect binding response preserves query string leading to parameter pollution
Affected: All versions, or not specified
CVE-2024-9666
4.7
0%
Nov 25
Org.keycloak/keycloak-quarkus-server: keycloak proxy header handling denial-of-service (dos) vulnerability
Affected: All versions, or not specified
CVE-2026-118947
New
4.3
0%
Oct 30
Keycloak-services: keycloak-services: authorization bypass via uma resource registration idor
Affected: All versions, or not specified
CVE-2026-107623
4.3
0%
Oct 8
Keycloak-services: keycloak-services: oidc dcr read-modify-write silently disables offline token revocation
Affected: All versions, or not specified
CVE-2026-97311
4.3
0%
Sep 24
Keycloak-services: keycloak-services: admin rest api role-groups endpoint discloses groups without authorization
Affected: All versions, or not specified
CVE-2026-16103
4.3
0%
Jul 17
Keycloak-services: keycloak-services: incomplete fix for ciba brute-force lockout bypass at token redemption
Affected: All versions, or not specified
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