Vulnerability · CVE-2026-41573
OpenAM has LDAP Injection via Parameter
Published Jun 22, 2026 · catalog updated Oct 28, 2026 · OpenAM has LDAP Injection
Last checked Nov 1, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2026-41573. EPSS is 0.50%. Act only if a listed version of OpenAM has LDAP Injection is installed.
Gaps on this record
- The stored product name is a package slug. The name on this page is taken from the title (OpenAM has LDAP Injection).
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
- Severity
- High—
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.50%
- Remediation
- Advisory link
- Affected products
- Maven org.openidentityplatform.openam:openam-core-rest
OpenAM (Open Identity Platform) is an open-source IAM platform providing SSO, OAuth2, SAML, and OpenID Connect capabilities. The CREST REST API layer exposes user query endpoints under . In , the HTTP query parameter is passed to a object with **explicitly set to **, bypassing the escape protection introduced as part of the CVE-2021-29156 fix. The unescaped value flows directly to where it is concatenated into an LDAP filter string without sanitization, enabling authenticated attackers to inject arbitrary LDAP metacharacters for user enumeration and blind LDAP injection. ## Affected Endpoint | Endpoint | Auth Required | Injection Parameter | |----------|--------------|---------------------| | | SSO Token | | | | SSO Token (TBD) | | ## Background: CVE-2021-29156 CVE-2021-29156 was a pre-authentication LDAP injection in OpenAM's Webfinger endpoint, where user-supplied input reached unescaped. The fix introduced the flag in (defaulting to ) and added in the filter-building path: ## Credit Discovered by **JD-Security SHENYI Team**
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- Maven org.openidentityplatform.openam:openam-core-rest0 → 16.1.1
How to fix CVE-2026-41573
Upgrade
CVE-2026-41573 lists a fix boundary at 16.1.1. Compare the installed build with that boundary before you change production.
Version check
Fixed in 16.1.1
Advisory
Open the cve_org record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2026-41573. EPSS is 0.50%. Act only if a listed version of OpenAM has LDAP Injection is installed.
Which versions are affected?
Compare what you have installed with 0 → 16.1.1. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
CWE-74: Injection; CWE-90: LDAP Injection. EPSS 0.50%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
Timeline
Detection, updates, and resolution for this record.
Jun 22, 2026 · GitHub Advisory Database
Detected
OpenAM (Open Identity Platform) is an open-source IAM platform providing SSO, OAuth2, SAML, and OpenID Connect capabilities. The CREST REST API layer exposes user query endpoints under . In , the HTTP query parameter is passed to a object with **explicitly set to **, bypassing the escape protection introduced as part of the CVE-2021-29156 fix. The unescaped value flows directly to where it is conc
Oct 28, 2026 · GitHub Advisory Database
Fix available
org.openidentityplatform.openam:openam-core-rest fixed in 16.1.1
Oct 28, 2026 · GitHub Advisory Database
Fix available
org.openidentityplatform.openam:openam-core-rest fixed in 16.1.1
Oct 28, 2026 · GitHub Advisory Database
Updated
OpenAM (Open Identity Platform) is an open-source IAM platform providing SSO, OAuth2, SAML, and OpenID Connect capabilities. The CREST REST API layer exposes user query endpoints under . In , the HTTP query parameter is passed to a object with **explicitly set to **, bypassing the escape protection introduced as part of the CVE-2021-29156 fix. The unescaped value flows directly to where it is conc
Sources
- CVE.orgVulnerability recordCVE-2026-41573
Official CVE identifier
cve.org - GitHub Advisory DatabasePackage advisoryGHSA-2vg8-q4c2-5cw3
GitHub Advisory Database record mirrored by OSV.
github.com - OpenSSF OSV / OSV ScannerPackage advisoryGHSA-2vg8-q4c2-5cw3
OpenAM has LDAP Injection via Parameter
osv.dev
References
Freshness
Last verified in this catalog Nov 1, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- CVE.orgOct 29, 2026
- GitHub Advisory DatabaseOct 29, 2026
- OpenSSF OSV / OSV ScannerOct 29, 2026