Medium severity · published Oct 3, 2026
CVE-2026-105117
OpenAM before 16.1.3 Email Content Injection via Users REST Self-Service Actions
6.1
CVSS
0.2%
EPSS
No
On KEV
Description
OpenAM before 16.1.3 contains an email content injection vulnerability that allows unauthenticated attackers to control notification email wording via the forgotPassword and register actions on /json/{realm}/users. Attackers can supply subject and message fields to send phishing mail from the organisation's configured From address, or abuse register as a relay to arbitrary recipients.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 5% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
OpenAM · OpenIdentityPlatform
before 16.1.3; before 16.1.3 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-105117
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-105117
vendor-advisory
https://github.com/OpenIdentityPlatform/OpenAM/security/advisories/GHSA-mw38-8gr7-c4x2
third-party-advisory
https://www.vulncheck.com/advisories/openam-before-16.1.3-email-content-injection-via-users-rest-self-service-actions
More from OpenAM
9.8
CVE-2026-62379
OpenAM: Unauthenticated Remote Code Execution via Class.forName in AuthXMLUtils.createCustomCallback
9.8
CVE-2026-33439
Pre-Authentication Remote Code Execution via `jato.clientSession` Deserialization in OpenAM
9.8
CVE-2023-37471
Open Access Management (OpenAM) is an access management solution that includes Authentication, SSO, Authorization, Federation, Entitlements and Web Services Security
9.3
CVE-2026-46619
OpenAM Authentication Bypass via MSISDN LDAP Injection
9.3
CVE-2026-45052
OpenAM Pre-auth User Profile Tampering via Anonymous SOAP Authn in Liberty IDPP/Discovery Endpoints