P4Verified

CVE-2025-53939: kiteworks before 9.1.0 (exclusive); +1 more affected products

CVE-2025-53939. CVSS 3.1 base score 8.8 (HIGH, NVD). EPSS 0.00736 (percentile 0.5297), scored 2026-10-06.

Affected technology

kiteworks · before 9.1.0 (exclusive)
accellion

security-advisories · < 9.1.0
kiteworks

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · Low privileges required · No user interaction required

Attack conditions (NVD, CVSS 3.1): Network (remote) · Low privileges required · No user interaction required

What an attacker can do

Vendor/CNA’s CVSS 3.1 assessment (base score 6.3/10) rates confidentiality, integrity and availability impact as low. NVD’s CVSS 3.1 assessment (base score 8.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 2026-10-07 23:05:37.403409+00:00

CWE: CWE-20
CCR priority: 35.4 /100 (P4)
CVSS 3.1: 8.8 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · NVD
EPSS: 0.00736 · percentile 0.5297 · 2026-10-06
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-07 23:02:50.240617+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-53939.html