CVE-2023-30187

An out of bounds memory access vulnerability in ONLYOFFICE DocumentServer 4.0.3 through 7.3.2 allows remote attackers to run arbitrary code via crafted JavaScript file...

Ascensio System ONLYOFFICE Buffer Error Vulnerability

Ascensio System ONLYOFFICE is an office software from Ascensio System, Latvia. A buffer error vulnerability exists in Ascensio System ONLYOFFICE DocumentServer versions 4.0.3 through 7.3.2, which stems from the presence of an out-of-bounds memory access vulnerability. An attacker could exploit th...

CVE-2023-30186

A use after free issue discovered in ONLYOFFICE DocumentServer 4.0.3 through 7.3.2 allows remote attackers to run arbitrary code via crafted JavaScript file...

ONLYOFFICE DocumentServer Remote Code Execution (CVE-2021-25831; CVE-2021-25830; CVE-2021-25833)

A remote code execution vulnerability exists in ONLYOFFICE DocumentServer. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system...

CVE-2021-25830

A file extension handling issue was found in core module of ONLYOFFICE DocumentServer v4.2.0.236-v5.6.4.13. An attacker must request the conversion of the crafted file from DOCT into DOCX format. Using the chain of two other bugs related to improper string handling, an attacker can achieve remote...

CVE-2021-25833

A file extension handling issue was found in server module of ONLYOFFICE DocumentServer v4.2.0.71-v5.6.0.21. The file extension is controlled by an attacker through the request data and leads to arbitrary file overwriting. Using this vulnerability, a remote attacker can obtain remote code executi...

CVE-2021-25831

A file extension handling issue was found in core module of ONLYOFFICE DocumentServer v4.0.0-9-v5.6.3. An attacker must request the conversion of the crafted file from PPTT into PPTX format. Using the chain of two other bugs related to improper string handling, a remote attacker can obtain remote...

CVE-2021-25829

An improper binary stream data handling issue was found in the core module of ONLYOFFICE DocumentServer v4.0.0-9-v5.6.3. Using this bug, an attacker is able to produce a denial of service attack that can eventually shut down the target server...

CVE-2021-25831

A file extension handling issue was found in core module of ONLYOFFICE DocumentServer v4.0.0-9-v5.6.3. An attacker must request the conversion of the crafted file from PPTT into PPTX format. Using the chain of two other bugs related to improper string handling, a remote attacker can obtain remote...

CVE-2021-25833

A file extension handling issue was found in server module of ONLYOFFICE DocumentServer v4.2.0.71-v5.6.0.21. The file extension is controlled by an attacker through the request data and leads to arbitrary file overwriting. Using this vulnerability, a remote attacker can obtain remote code executi...

CVE-2021-25832

A heap buffer overflow vulnerability inside of BMP image processing was found at core module of ONLYOFFICE DocumentServer v4.0.0-9-v6.0.0. Using this vulnerability, an attacker is able to gain remote code executions on DocumentServer...

Design/Logic Flaw

A file extension handling issue was found in core module of ONLYOFFICE DocumentServer v4.2.0.236-v5.6.4.13. An attacker must request the conversion of the crafted file from DOCT into DOCX format. Using the chain of two other bugs related to improper string handling, an attacker can achieve remote...

Design/Logic Flaw

A file extension handling issue was found in core module of ONLYOFFICE DocumentServer v4.0.0-9-v5.6.3. An attacker must request the conversion of the crafted file from PPTT into PPTX format. Using the chain of two other bugs related to improper string handling, a remote attacker can obtain remote...

Heap overflow

A heap buffer overflow vulnerability inside of BMP image processing was found at core module of ONLYOFFICE DocumentServer v4.0.0-9-v6.0.0. Using this vulnerability, an attacker is able to gain remote code executions on DocumentServer...

CVE-2021-25833

A file extension handling issue was found in server module of ONLYOFFICE DocumentServer v4.2.0.71-v5.6.0.21. The file extension is controlled by an attacker through the request data and leads to arbitrary file overwriting. Using this vulnerability, a remote attacker can obtain remote code executi...

Input validation

An improper binary stream data handling issue was found in the core module of ONLYOFFICE DocumentServer v4.0.0-9-v5.6.3. Using this bug, an attacker is able to produce a denial of service attack that can eventually shut down the target server...

Remote code execution

A file extension handling issue was found in server module of ONLYOFFICE DocumentServer v4.2.0.71-v5.6.0.21. The file extension is controlled by an attacker through the request data and leads to arbitrary file overwriting. Using this vulnerability, a remote attacker can obtain remote code executi...

CVE-2021-25833

An attackable bug in ONLYOFFICE DocumentServer is reported for the server module version 4.2.0.71-v5.6.0.21 where the file extension is controllable via request data, enabling arbitrary file overwriting and remote code execution. This vulnerability is described across multiple sources (NVD/CVE-20...

CVE-2021-25832

CVE-2021-25832 affects ONLYOFFICE DocumentServer. A heap buffer overflow in the BMP image processing of the core module (document server) can allow remote code execution on vulnerable versions: v4.0.0-9-v6.0.0. The provided documents do not include remediation steps or patch/version details beyon...

CVE-2021-25832

A heap buffer overflow vulnerability inside of BMP image processing was found at core module of ONLYOFFICE DocumentServer v4.0.0-9-v6.0.0. Using this vulnerability, an attacker is able to gain remote code executions on DocumentServer...