CVE-2026-33369 | Zimbra Collaboration Suite 10.0/10.1 Mailbox SOAP Service ldap injection

VDB-352082 · CVE-2026-33369 · GCVE-0-2026-33369 ZIMBRA COLLABORATION SUITE 10.0/10.1 MAILBOX SOAP SERVICE LDAP INJECTION HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 6.3 $0-$5k 1.82+ Summaryinfo A vulnerability labeled as critical has been found in Zimbra Collaboration Suite 10.0/10.1. Impacted is an unknown function of the component Mailbox SOAP Service. Such manipulation leads to ldap injection. This vulnerability is uniquely identified as CVE-2026-33369. The attack can be launched remotely. No exploit exists. Detailsinfo A vulnerability, which was classified as critical, has been found in Zimbra Collaboration Suite 10.0/10.1. Affected by this issue is an unknown part of the component Mailbox SOAP Service. The manipulation with an unknown input leads to a ldap injection vulnerability. Using CWE to declare the problem leads to CWE-90. The product constructs all or part of an LDAP query using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended LDAP query when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes: Zimbra Collaboration (ZCS) 10.0 and 10.1 contains an LDAP injection vulnerability in the Mailbox SOAP service within a FolderAction operation. The application fails to properly sanitize user-supplied input before incorporating it into an LDAP search filter. An authenticated attacker can exploit this issue by sending a crafted SOAP request that manipulates the LDAP query, allowing retrieval of sensitive directory attributes. The advisory is available at wiki.zimbra.com. This vulnerability is handled as CVE-2026-33369 since 03/19/2026. The exploitation is known to be easy. The attack may be launched remotely. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 03/20/2026). This vulnerability is assigned to T1505 by the MITRE ATT&CK project. There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Productinfo Type Groupware Software Vendor Zimbra Name Collaboration Suite Version 10.0 10.1 CPE 2.3info 🔒 🔒 CPE 2.2info 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 6.3 VulDB Meta Temp Score: 6.3 VulDB Base Score: 6.3 VulDB Temp Score: 6.3 VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Ldap injection CWE: CWE-90 / CWE-74 / CWE-707 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: no mitigation known Status: 🔍 0-Day Time: 🔒 Timelineinfo 03/19/2026 CVE reserved 03/20/2026 +1 days Advisory disclosed 03/20/2026 +0 days VulDB entry created 03/20/2026 +0 days VulDB entry last update Sourcesinfo Advisory: wiki.zimbra.com Status: Not defined CVE: CVE-2026-33369 (🔒) GCVE (CVE): GCVE-0-2026-33369 GCVE (VulDB): GCVE-100-352082 Entryinfo Created: 03/20/2026 15:47 Changes: 03/20/2026 15:47 (53) Complete: 🔍 Cache ID: 99:478:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸