CVE-2026-8931

CRITICAL

Disig Web Signer 2.0.3-2.5.3 - Remote Code Execution

Title source: manual
STIX 2.1

Description

A critical Remote Code Execution (RCE) vulnerability exists in Disig Web Signer versions 2.0.3 through 2.5.3.

References (6)

Core 6

Scores

CVSS v4 9.4
EPSS 0.0072
EPSS Percentile 48.9%
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-94
Status published
Products (2)
Disig/Web Signer 2.0.3 - 2.5.3
Disig/Web Signer 2.5.5
Published Jun 01, 2026
Tracked Since Jun 01, 2026