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Description

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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."

In Ascensio System SIA OnlyOffice bis 12.7.0 wurde eine Schwachstelle gefunden. Es geht um eine nicht näher bekannte Funktion der Datei /Products/Projects/Messages.aspx der Komponente SVG Image Handler. Durch Manipulation mit unbekannten Daten kann eine cross site scripting-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk angegangen werden. Die Ausnutzung wurde veröffentlicht und kann verwendet werden.

PUBLISHED Reserved 2025-09-11 | Published 2025-09-11 | Updated 2025-09-11 | Assigner VulDB




MEDIUM: 5.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
LOW: 3.5CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C
LOW: 3.5CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:C
4.0AV:N/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:C

Problem types

Cross Site Scripting

Code Injection

Product status

12.0
affected

12.1
affected

12.2
affected

12.3
affected

12.4
affected

12.5
affected

12.6
affected

12.7.0
affected

Timeline

2025-09-11:Advisory disclosed
2025-09-11:VulDB entry created
2025-09-11:VulDB entry last update

Credits

0xHamy (VulDB User) reporter

References

vuldb.com/?id.323614 (VDB-323614 | Ascensio System SIA OnlyOffice SVG Image Messages.aspx cross site scripting) vdb-entry

vuldb.com/?ctiid.323614 (VDB-323614 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/?submit.635870 (Submit #635870 | Ascensio System SIA OnlyOffice Community Server 12.7.0 Cross Site Scripting) third-party-advisory

hkohi.ca/vulnerability/20 exploit

cve.org (CVE-2025-10254)

nvd.nist.gov (CVE-2025-10254)

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