CVE-2025-10254 Details
Description
A vulnerability was found in Ascensio System SIA OnlyOffice up to 12.7.0. This issue affects some unknown processing of the file /Products/Projects/Messages.aspx of the component SVG Image Handler. Performing manipulation results in cross site scripting. The attack may be initiated remotely. The exploit has been made public and could be used. The vendor was informed early about this issue and replied: "We are already working on this case, and the issues will be resolved in one of the upcoming patches."
A cross-site scripting (XSS) vulnerability has been identified in Ascensio System SIA OnlyOffice versions through 12.7.0. The issue arises in the SVG Image Handler component, specifically within the file '/Products/Projects/Messages.aspx'. This vulnerability allows for the embedding of SVG images containing JavaScript, which can be executed when the image is loaded. The vulnerability can be exploited remotely, but requires user interaction.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Sep 11, 2025CISA-ADP
Assessed Sep 11, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://hkohi.ca/vulnerability/20 | CISA-ADP | ExploitTechnical Description |
| https://vuldb.com/?submit.635870 | CISA-ADP | ExploitTechnical Description |
| https://hkohi.ca/vulnerability/20 | [email protected] | ExploitTechnical Description |
| https://vuldb.com/?ctiid.323614 | [email protected] | AdvisoryPermission RequiredVendor |
| https://vuldb.com/?id.323614 | [email protected] | AdvisoryExploitPartial Content |
| https://vuldb.com/?submit.635870 | [email protected] | ExploitTechnical Description |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | [email protected] |
| CWE-94 | Improper Control of Generation of Code ('Code Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Ascensio System SIA OnlyOffice | <= 12.7.0 (semver) |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 29, 2026 | Data Remediation | [email protected] |
| Sep 11, 2025 | CVE Modified | CISA-ADP |
| Sep 11, 2025 | New CVE Received | [email protected] |