MEDIUM

CVE-2025-5301

CVSS v3

6.1

MEDIUM

EPSS Score

62.4 %

exploit probability, as of 2026-10-12

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2025-5301 yet.

Full record on NVD

Description

ONLYOFFICE Docs (DocumentServer) in versions equal and below 8.3.1 are affected by a reflected cross-site scripting (XSS) issue when opening files via the WOPI protocol. Attackers could inject malicious scripts via crafted HTTP POST requests, which are then reflected in the server's HTML response.

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Published: 2025-06-12
Last Modified: 2026-04-15

Frequently asked questions

What is CVE-2025-5301?

Is CVE-2025-5301 actively exploited?

Active exploitation of CVE-2025-5301 has not been confirmed. Its EPSS score was 62.4% on 2026-10-12, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2025-5301?

CVE-2025-5301 has a CVSS v3 base score of 6.1 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

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