Answer in brief
CVE-2026-41720 records a High severity (CVSS 7.4) missing auth vulnerability in Spring LDAP has Authentication Bypass with Empty Password. The source record does not mark it as known exploited. 4 affected packages are mapped in the feed.
Answer in brief
CVE-2026-41720 records a High severity (CVSS 7.4) missing auth vulnerability in Spring LDAP has Authentication Bypass with Empty Password. The source record does not mark it as known exploited. 4 affected packages are mapped in the feed.
Update org.springframework.ldap:spring-ldap-core to 4.0.4; org.springframework.ldap:spring-ldap-core to 3.3.8 if you use the affected versions. Test the change in a non-production environment first.
Local check
hol-guard supply-chain scanMissing Auth describes the vulnerability class recorded for this advisory. The current record does not mark CVE-2026-41720 as known exploited; continue to monitor the source for status changes. The feed includes package mappings that can be checked against lockfiles and deployed manifests.
| Package | Affected range | Fixed version |
|---|---|---|
| org.springframework.ldap:spring-ldap-coremaven | >=4.0.0,<=4.0.3 | 4.0.4 |
| org.springframework.ldap:spring-ldap-coremaven | >=3.3.0,<=3.3.7 | 3.3.8 |
| org.springframework.ldap:spring-ldap-coremaven | >=3.2.0,<=3.2.16 | Not reported |
| org.springframework.ldap:spring-ldap-coremaven | <=2.4.4 | Not reported |
Fixed versions are reported by the source feed; confirm compatibility before updating.
Reported by GitHub Security Advisories (ghsa).
CVE-2026-41720 records a High severity (CVSS 7.4) missing auth vulnerability in Spring LDAP has Authentication Bypass with Empty Password. The source record does not mark it as known exploited. 4 affected packages are mapped in the feed.
The source record does not mark it as known exploited.
Check lockfiles and deployed manifests for org.springframework.ldap:spring-ldap-core, org.springframework.ldap:spring-ldap-core, org.springframework.ldap:spring-ldap-core.
HOL Guard can help your team review package activity against supported protection paths.
Explore HOL GuardUpdate org.springframework.ldap:spring-ldap-core to 4.0.4; org.springframework.ldap:spring-ldap-core to 3.3.8 if you use the affected versions. Test the change in a non-production environment first.
Local check
hol-guard supply-chain scanMissing Auth describes the vulnerability class recorded for this advisory. The current record does not mark CVE-2026-41720 as known exploited; continue to monitor the source for status changes. The feed includes package mappings that can be checked against lockfiles and deployed manifests.
| Package | Affected range | Fixed version |
|---|---|---|
| org.springframework.ldap:spring-ldap-coremaven | >=4.0.0,<=4.0.3 | 4.0.4 |
| org.springframework.ldap:spring-ldap-coremaven | >=3.3.0,<=3.3.7 | 3.3.8 |
| org.springframework.ldap:spring-ldap-coremaven | >=3.2.0,<=3.2.16 | Not reported |
| org.springframework.ldap:spring-ldap-coremaven | <=2.4.4 | Not reported |
Fixed versions are reported by the source feed; confirm compatibility before updating.
Reported by GitHub Security Advisories (ghsa).
CVE-2026-41720 records a High severity (CVSS 7.4) missing auth vulnerability in Spring LDAP has Authentication Bypass with Empty Password. The source record does not mark it as known exploited. 4 affected packages are mapped in the feed.
The source record does not mark it as known exploited.
Check lockfiles and deployed manifests for org.springframework.ldap:spring-ldap-core, org.springframework.ldap:spring-ldap-core, org.springframework.ldap:spring-ldap-core.
HOL Guard can help your team review package activity against supported protection paths.
Explore HOL GuardSpring LDAP's DirContextAuthenticationStrategy implementations do not reject a bind request where a non-empty username is paired with an empty or null password. Affected versions: Spring LDAP 2.4.0 through 2.4.4; 3.2.0 through 3.2.17; 3.3.0 through 3.3.7; 4.0.0 through 4.0.3.
Spring LDAP's DirContextAuthenticationStrategy implementations do not reject a bind request where a non-empty username is paired with an empty or null password. Affected versions: Spring LDAP 2.4.0 through 2.4.4; 3.2.0 through 3.2.17; 3.3.0 through 3.3.7; 4.0.0 through 4.0.3.