CVE-2026-11748 Central Dogma: LDAP injection in SearchFirstActiveDirectoryRealm enables authentication confusion and audit log evasion
An unauthenticated attacker can manipulate LDAP search filters to enumerate directory structures and cause authentication confusion in Central Dogma.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-11748?
CVE-2026-11748 is a medium-severity vulnerability in LY Corporation Central Dogma, published on 22 Jun 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability has been identified in centraldogma-server-auth-shiro versions prior to 0.84.0, where the SearchFirstActiveDirectoryRealm substitutes the login username into an LDAP search filter without neutralizing LDAP filter metacharacters, allowing an unauthenticated attacker to manipulate the filter to cause authentication confusion and enumerate the directory structure.
Weakness: CWE-90
Which versions are affected by CVE-2026-11748?
2 open source packages ship an affected version, including com.linecorp.centraldogma:centraldogma-server-auth-shiro.
| Package | Affected | Fixed in |
|---|---|---|
com.linecorp.centraldogma:centraldogma-server-auth-shiro Maven | All versions | 0.84.0 |
com.linecorp.centraldogma:centraldogma-server-auth-shiro Maven | All versions | 0.84.0 |
How do I fix CVE-2026-11748?
Upgrade com.linecorp.centraldogma:centraldogma-server-auth-shiro to 0.84.0 or later.
Is CVE-2026-11748 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-11748 exists.
Sources
Also known as GHSA-98q5-5qh2-7w75.