CVE-2026-103877
CVE-2026-103877: 2 tracked advisory records across Apache, Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Apache
1 advisory- Advisory severityUnrated
Advisory [CVE-2026-103877] Apache Directory LDAP API: Unsafe loading of Java code from LDAP schema elements
CVE-2026-103877Source published Source updated
Deserialization of Untrusted Data vulnerability in Apache Directory LDAP API. A rogue/compromised LDAP server (or pre-TLS MITM) can answer a client's loadSchema() subschema search with a schema object that contains a serialized Java class, allowing some potential RCE. This issue affects Apache Directory LDAP API: from 2.1.0 before 2.1.9. Users are recommended to upgrade to version 2.1.9, which fixes the issue.
- Affected products in this advisory
- Apache Directory LDAP
- Source-reported affected versions
- Apache Directory LDAP API 2.1.0 before 2.1.9
- Source-reported fixed versions
- 2.1.9
- Mitigation guidance
- Users are recommended to upgrade to version 2.1.9, which fixes the issue.
Red Hat
1 advisory- Advisory severityHigh8.1
High [CVE-2026-103877] org.apache.directory.api/api-ldap-client-api: Apache Directory LDAP API: Remote code execution via untrusted Java object deserialization
CVE-2026-103877Source published Source updated
org.apache.directory.api/api-ldap-client-api: Apache Directory LDAP API: Remote code execution via untrusted Java object deserialization. Red Hat rates this important (CVSS 8.1). Weakness: CWE-502. Affected product named by the advisory: Red Hat Fuse 7.
- Related products — impact not confirmed
- Red Hat Fuse 7
- Source-reported affected versions
- Affected-version details not available in this record.
- Source-reported fixed versions
- No fixed-version detail extracted. This does not mean no fix exists.
- Mitigation guidance
- No mitigation guidance extracted; consult the source.
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