OP
Vendor
Open-xchange
283
CVEs
0
On KEV
0
New 30D
Products
OA9.9
Open-xchange Appsuite
Open-xchange
157 CVEs0 on KEV0 new
OA9.8
OX App Suite
Open-xchange
48 CVEs0 on KEV0 new
DO9.1
Dovecot
Open-xchange
16 CVEs0 on KEV0 new
OA9.8
Open-xchange Appsuite Backend
Open-xchange
14 CVEs0 on KEV0 new
OS6.1
Open-xchange Server
Open-xchange
13 CVEs0 on KEV0 new
OG8.8
OX Guard
Open-xchange
11 CVEs0 on KEV0 new
OA8.8
Open-xchange Appsuite Frontend
Open-xchange
8 CVEs0 on KEV0 new
OA7.8
Open-xchange Appsuite Office
Open-xchange
4 CVEs0 on KEV0 new
AS6.5
App Suite
Open-xchange
3 CVEs0 on KEV0 new
OD6.5
Open-xchange Documents
Open-xchange
3 CVEs0 on KEV0 new
OP–
Open-xchange
Open-xchange
2 CVEs0 on KEV0 new
DO6.1
Documentconverter-api
Open-xchange
1 CVEs0 on KEV0 new
OW6.1
Office Web
Open-xchange
1 CVEs0 on KEV0 new
OC7.2
OX Cloud
Open-xchange
1 CVEs0 on KEV0 new
OD7.5
OX Dovecot Pro
Open-xchange
1 CVEs0 on KEV0 new
Recent CVEs
| CVE | Product | CVSS | Published | Summary |
|---|---|---|---|---|
| CVE-2026-42006 | DO Dovecot Open-xchange | 4.3 | May 12 | An attacker can cause uncontrolled memory usage with excessive bracing over IMAP |
| CVE-2026-40020 | DO Dovecot Open-xchange | 4.3 | May 12 | Attacker can use the IMAP SETACL command to inject the anyone permission to user's dovecot-acl file even if imap_acl_allow_anyone=no |
| CVE-2026-40016 | DO Dovecot Open-xchange | 6.5 | May 12 | Attacker can upload a malicious Sieve script over ManageSieve service (or locally) to bypass configured CPU time limits for Sieve up to 130 times of the configured limit |
| CVE-2026-33603 | DO Dovecot Open-xchange | 5.3 | May 12 | Attacker can use a specially crafted base64 exchange between Dovecot and Client to fake SCRAM TLS channel binding |
| CVE-2026-27851 | DO Dovecot Open-xchange | 9.1 | May 12 | When safe filter is used with variable expansion, all following pipelines on the same string are incorrectly interpreted as safe too, enabling unsafe data to be unescaped |
| CVE-2026-27860 | DO Dovecot Open-xchange | 5.3 | Mar 27 | If auth_username_chars is empty, it is possible to inject arbitrary LDAP filter to Dovecot's LDAP authentication |
| CVE-2026-27859 | DO Dovecot Open-xchange | 5.3 | Mar 27 | A mail message containing excessive amount of RFC 2231 MIME parameters causes LMTP to use too much CPU |
| CVE-2026-27858 | DO Dovecot Open-xchange | 7.5 | Mar 27 | Attacker can send a specifically crafted message before authentication that causes managesieve to allocate large amount of memory |
| CVE-2026-27857 | DO Dovecot Open-xchange | 7.5 | Mar 27 | Sending "NOOP (((...)))" command with 4000 parenthesis open+close results in ~1MB extra memory usage |
| CVE-2026-27856 | DO Dovecot Open-xchange | 5.9 | Mar 27 | Doveadm credentials are verified using direct comparison which is susceptible to timing oracle attack |
| CVE-2026-27855 | DO Dovecot Open-xchange | 5.9 | Mar 27 | Dovecot OTP authentication is vulnerable to replay attack under specific conditions |
| CVE-2026-24031 | DO Dovecot Open-xchange | 8.2 | Mar 27 | Dovecot SQL based authentication can be bypassed when auth_username_chars is cleared by admin |
| CVE-2026-0394 | DO Dovecot Open-xchange | 5.3 | Mar 27 | When dovecot has been configured to use per-domain passwd files, and they are placed one path component above /etc, or slash has been added to allowed characters, path traversal… |
| CVE-2025-59032 | DO Dovecot Open-xchange | 7.5 | Mar 27 | ManageSieve AUTHENTICATE command crashes when using literal as SASL initial response |
| CVE-2025-59031 | DO Dovecot Open-xchange | 4.3 | Mar 27 | Dovecot has provided a script to use for attachment to text conversion |
| CVE-2025-59028 | DO Dovecot Open-xchange | 7.5 | Mar 27 | When sending invalid base64 SASL data, login process is disconnected from the auth server, causing all active authentication sessions to fail |
| CVE-2024-23185 | OD OX Dovecot Pro Open-xchange | 7.5 | Sep 10 | Very large headers can cause resource exhaustion when parsing message |
| CVE-2024-4367 | OA Open-xchange Appsuite Frontend Open-xchange | 8.8 | May 14 | A type check was missing when handling fonts in PDF.js, which would allow arbitrary JavaScript execution in the PDF.js context |
| CVE-2024-23193 | OA OX App Suite Open-xchange | 5.3 | May 6 | E-Mails exported as PDF were stored in a cache that did not consider specific session information for the related user account |
| CVE-2024-23188 | AS App Suite Open-xchange | 6.5 | May 6 | Maliciously crafted E-Mail attachment names could be used to temporarily execute script code in the context of the users browser session |
| CVE-2024-23187 | OA OX App Suite Open-xchange | 6.1 | May 6 | Content-ID based embedding of resources in E-Mails could be abused to trigger client-side script code when using the "show more" option |
| CVE-2024-23186 | OA OX App Suite Open-xchange | 6.1 | May 6 | E-Mail containing malicious display-name information could trigger client-side script execution when using specific mobile devices |
| CVE-2023-41708 | OA Open-xchange Appsuite Open-xchange | 5.4 | Feb 12 | References to the "app loader" functionality could contain redirects to unexpected locations |
| CVE-2023-41707 | OA Open-xchange Appsuite Open-xchange | 6.5 | Feb 12 | Processing of user-defined mail search expressions is not limited |
| CVE-2023-41706 | OA Open-xchange Appsuite Open-xchange | 6.5 | Feb 12 | Processing time of drive search expressions now gets monitored, and the related request is terminated if a resource threshold is reached |
| CVE-2023-41705 | OA Open-xchange Appsuite Open-xchange | 6.5 | Feb 12 | Processing of user-defined DAV user-agent strings is not limited |
| CVE-2023-41704 | OA Open-xchange Appsuite Open-xchange | 6.1 | Feb 12 | Processing of CID references at E-Mail can be abused to inject malicious script code that passes the sanitization engine |
| CVE-2023-41703 | OA Open-xchange Appsuite Open-xchange | 6.1 | Feb 12 | User ID references at mentions in document comments were not correctly sanitized |
| CVE-2023-41710 | OA OX App Suite Open-xchange | 5.4 | Jan 8 | User-defined script code could be stored for a upsell related shop URL |
| CVE-2023-29052 | OA OX App Suite Open-xchange | 5.4 | Jan 8 | Users were able to define disclaimer texts for an upsell shop dialog that would contain script code that was not sanitized correctly |
| CVE-2023-29051 | OA OX App Suite Open-xchange | 8.1 | Jan 8 | User-defined OXMF templates could be used to access a limited part of the internal OX App Suite Java API |
| CVE-2023-29050 | OA OX App Suite Open-xchange | 9.6 | Jan 8 | The optional "LDAP contacts provider" could be abused by privileged users to inject LDAP filter strings that allow to access content outside of the intended hierarchy |
| CVE-2023-29049 | OA OX App Suite Open-xchange | 6.1 | Jan 8 | The "upsell" widget at the portal page could be abused to inject arbitrary script code |
| CVE-2023-29048 | OA OX App Suite Open-xchange | 8.8 | Jan 8 | A component for parsing OXMF templates could be abused to execute arbitrary system commands that would be executed as the non-privileged runtime user |
| CVE-2023-29047 | OA Open-xchange Appsuite Open-xchange | 7.3 | Nov 2 | Imageconverter API endpoints provided methods that were not sufficiently validating and sanitizing client input, allowing to inject arbitrary SQL statements |
| CVE-2023-29046 | OA Open-xchange Appsuite Open-xchange | 4.3 | Nov 2 | Connections to external data sources, like e-mail autoconfiguration, were not terminated in case they hit a timeout, instead those connections were logged |
| CVE-2023-29045 | OA Open-xchange Appsuite Open-xchange | 5.4 | Nov 2 | Documents operations, in this case "drawing", could be manipulated to contain invalid data types, possibly script code |
| CVE-2023-29044 | OA Open-xchange Appsuite Open-xchange | 5.4 | Nov 2 | Documents operations could be manipulated to contain invalid data types, possibly script code |
| CVE-2023-29043 | OA Open-xchange Appsuite Open-xchange | 6.1 | Nov 2 | Presentations may contain references to images, which are user-controlled, and could include malicious script code that is being processed when editing a document |
| CVE-2023-26456 | OG OX Guard Open-xchange | 5.4 | Nov 2 | Users were able to set an arbitrary "product name" for OX Guard |
| CVE-2023-26455 | OA Open-xchange Appsuite Open-xchange | 7.8 | Nov 2 | RMI was not requiring authentication when calling ChronosRMIService:setEventOrganizer |
| CVE-2023-26454 | OA Open-xchange Appsuite Open-xchange | 8.8 | Nov 2 | Requests to fetch image metadata could be abused to include SQL queries that would be executed unchecked |
| CVE-2023-26453 | OA Open-xchange Appsuite Open-xchange | 8.8 | Nov 2 | Requests to cache an image could be abused to include SQL queries that would be executed unchecked |
| CVE-2023-26452 | OA Open-xchange Appsuite Open-xchange | 8.8 | Nov 2 | Requests to cache an image and return its metadata could be abused to include SQL queries that would be executed unchecked |
| CVE-2023-26451 | OA Open-xchange Appsuite Backend Open-xchange | 7.5 | Aug 2 | Functions with insufficient randomness were used to generate authorization tokens of the integrated oAuth Authorization Service |
| CVE-2023-26450 | OA Open-xchange Appsuite Frontend Open-xchange | 5.4 | Aug 2 | The "OX Count" web service did not specify a media-type when processing responses by external resources |
| CVE-2023-26449 | OA Open-xchange Appsuite Frontend Open-xchange | 5.4 | Aug 2 | The "OX Chat" web service did not specify a media-type when processing responses by external resources |
| CVE-2023-26448 | OA Open-xchange Appsuite Frontend Open-xchange | 5.4 | Aug 2 | Custom log-in and log-out locations are used-defined as jslob but were not checked to contain malicious protocol handlers |
| CVE-2023-26447 | OA Open-xchange Appsuite Frontend Open-xchange | 5.4 | Aug 2 | The "upsell" widget for the portal allows to specify a product description |
| CVE-2023-26446 | OA Open-xchange Appsuite Frontend Open-xchange | 5.4 | Aug 2 | The users clientID at "application passwords" was not sanitized or escaped before being added to DOM |
| CVE-2023-26445 | OA Open-xchange Appsuite Frontend Open-xchange | 5.4 | Aug 2 | Frontend themes are defined by user-controllable jslob settings and could point to a malicious resource which gets processed during login |
| CVE-2023-26443 | OA Open-xchange Appsuite Backend Open-xchange | 9.8 | Aug 2 | Full-text autocomplete search allows user-provided SQL syntax to be injected to SQL statements |
| CVE-2023-26442 | OA Open-xchange Appsuite Office Open-xchange | 3.2 | Aug 2 | In case Cacheservice was configured to use a sproxyd object-storage backend, it would follow HTTP redirects issued by that backend |
| CVE-2023-26441 | OA Open-xchange Appsuite Office Open-xchange | 5.5 | Aug 2 | Cacheservice did not correctly check if relative cache object were pointing to the defined absolute location when accessing resources |
| CVE-2023-26440 | OA Open-xchange Appsuite Office Open-xchange | 7.8 | Aug 2 | The cacheservice API could be abused to indirectly inject parameters with SQL syntax which was insufficiently sanitized and would later be executed when creating new cache groups |
| CVE-2023-26439 | OA Open-xchange Appsuite Office Open-xchange | 7.8 | Aug 2 | The cacheservice API could be abused to inject parameters with SQL syntax which was insufficiently sanitized before getting executed as SQL statement |
| CVE-2023-26438 | OA Open-xchange Appsuite Backend Open-xchange | 3.1 | Aug 2 | External service lookups for a number of protocols were vulnerable to a time-of-check/time-of-use (TOCTOU) weakness, involving the JDK DNS cache |
| CVE-2023-26430 | OA Open-xchange Appsuite Backend Open-xchange | 4.3 | Aug 2 | Attackers with access to user accounts can inject arbitrary control characters to SIEVE mail-filter rules |
| CVE-2023-26436 | OA Open-xchange Appsuite Backend Open-xchange | 8.8 | Jun 20 | Attackers with access to the "documentconverterws" API were able to inject serialized Java objects, that were not properly checked during deserialization |
| CVE-2023-26435 | OA Open-xchange Appsuite Backend Open-xchange | 5.0 | Jun 20 | It was possible to call filesystem and network references using the local LibreOffice instance using manipulated ODT documents |
