PT-2025-37192 · Ascensio System Sia · Onlyoffice

0Xhamy · Published 2025-09-11 · Updated 2025-09-11 · CVE-2025-10255

Positive Technologies (AI Summary)

CVSS v2.0

4.0

Medium

Base vector

AV:N/AC:L/Au:S/C:N/I:P/A:N

Name of the Vulnerable Software and Affected Versions: OnlyOffice versions through 12.7.0

Description: A vulnerability exists in Ascensio System SIA OnlyOffice that can lead to cross site scripting. The issue is located in the Comment Handler component, specifically within the file /Products/Projects/Messages.aspx and an unknown function. The attack can be launched remotely. The exploit has been publicly disclosed.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

XSS

Code Injection

Weakness Enumeration

CWE-79

CWE-94

Related Identifiers

CVE-2025-10255

Affected Products

Onlyoffice

References · 6

• 🔥 https://hkohi.ca/vulnerability/21 · Exploit
• 🔥 https://vuldb.com/?submit.635871 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-10255 · Security Note
• https://twitter.com/CVEnew/status/1966180717991477404 · Twitter Post
• https://vuldb.com/?id.323615 · Note
• https://vuldb.com/?ctiid.323615 · Note