CVE-2026-41030 | Ascensio ONLYOFFICE DesktopEditors up to 9.2.x Update Service resource transfer

VDB-357905 · CVE-2026-41030 · GCVE-0-2026-41030 Ascensio ONLYOFFICE DesktopEditors up to 9.2.x Update Service resource transfer HistoryDiffrelatejsonxmlCTI CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system. Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack. CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability. 4.7 $0-$5k 1.84+ Summaryinfo A vulnerability identified as problematic has been detected in Ascensio ONLYOFFICE DesktopEditors up to 9.2.x. This impacts an unknown function of the component Update Service. The manipulation leads to resource transfer. This vulnerability is referenced as CVE-2026-41030. The attack can only be performed from a local environment. No exploit is available. You should upgrade the affected component. Detailsinfo A vulnerability, which was classified as problematic, has been found in Ascensio ONLYOFFICE DesktopEditors up to 9.2.x. This issue affects some unknown functionality of the component Update Service. The manipulation with an unknown input leads to a resource transfer vulnerability. Using CWE to declare the problem leads to CWE-669. The product does not properly transfer a resource/behavior to another sphere, or improperly imports a resource/behavior from another sphere, in a manner that provides unintended control over that resource. Impacted is availability. The summary by CVE is: In ONLYOFFICE DesktopEditors before 9.3.0, the update service allows attackers to perform actions on files with SYSTEM privileges. The advisory is shared at github.com. The identification of this vulnerability is CVE-2026-41030 since 04/16/2026. The exploitation is known to be easy. An attack has to be approached locally. Neither technical details nor an exploit are publicly available. Upgrading to version 9.3.0 eliminates this vulnerability. Productinfo Vendor Ascensio Name ONLYOFFICE DesktopEditors Version 9.0 9.1 9.2 CPE 2.3info 🔒 🔒 🔒 CPE 2.2info 🔒 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 4.7 VulDB Meta Temp Score: 4.7 VulDB Base Score: 3.3 VulDB Temp Score: 3.2 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 6.2 CNA Vector (MITRE): 🔒 CVSSv2info AV AC Au C I A 💳 💳 💳 💳 💳 💳 💳 💳 💳 💳 💳 💳 💳 💳 💳 💳 💳 💳 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: Resource transfer CWE: CWE-669 CAPEC: 🔒 ATT&CK: 🔒 Physical: Partially Local: Yes Remote: No 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: Upgrade Status: 🔍 0-Day Time: 🔒 Upgrade: ONLYOFFICE DesktopEditors 9.3.0 Timelineinfo 04/16/2026 Advisory disclosed 04/16/2026 +0 days CVE reserved 04/16/2026 +0 days VulDB entry created 04/16/2026 +0 days VulDB entry last update Sourcesinfo Advisory: github.com Status: Confirmed CVE: CVE-2026-41030 (🔒) GCVE (CVE): GCVE-0-2026-41030 GCVE (VulDB): GCVE-100-357905 Entryinfo Created: 04/16/2026 09:20 Changes: 04/16/2026 09:20 (63) Complete: 🔍 Cache ID: 99:7C3:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸ Want to know what is going to be exploited? We predict KEV entries!