Description
A flaw was found in Keycloak in the execute-actions-email endpoint. This issue allows arbitrary HTML to be injected into emails sent to Keycloak users and can be misused to perform phishing or other attacks against users.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | keycloak | unknown | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Single Sign On 7 | rh-sso7-keycloak +1 | 18.0.6-1.redhat_00001.1.el7sso | RHSA-2023:1045, RHSA-2023:1044, RHSA-2023:1043 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
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shoucheng3/keycloak__keycloak_CVE-2022-1274_20-0-3 ★ 0 · Aug 18, 2025
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Maven | org.keycloak:keycloak-services | < 20.0.5 | 20.0.5 | GHSA-m4fv-gm5m-4725 |
Advisories 3
- RHSA-2023:1045 Red Hat Security Advisory: Red Hat Single Sign-On 7.6.2 security update on RHEL 9 Red Hat Security Advisories (RHSA) · Oct 13, 2026
- RHSA-2023:1044 Red Hat Security Advisory: Red Hat Single Sign-On 7.6.2 security update on RHEL 8 Red Hat Security Advisories (RHSA) · Oct 13, 2026
- RHSA-2023:1043 Red Hat Security Advisory: Red Hat Single Sign-On 7.6.2 security update on RHEL 7 Red Hat Security Advisories (RHSA) · Oct 13, 2026