CVE-2026-113404CWE-502insecure-deserialization

CVE-2026-113404

High · published October 20, 2026

CVSS v3.1
8.8
EPSS
0%
Percentile
27.5
In the wild
Unconfirmed
What it is

WebITR developed by Uniong has a Insecure Deserialization vulnerability. Authenticated remote attackers can use the hard-coded cryptographic key to craft and submit malicious serialized data, thereby executing arbitrary code on the server.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
8.7 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00351 · 27.5th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2026-10-20T11:17Z
References (2)
https://www.twcert.org.tw/en/cp-139-11297-7c6f6-2.html · [email protected]https://www.twcert.org.tw/tw/cp-132-11296-d3d95-1.html · [email protected]
EPSS history
Timeline
  • 21 OCT 03:27Z
    EPSS moved — → 0%
    epss
  • 20 OCT 06:24Z
    Uniong｜WebITR - Insecure Deserialization
    cvelistv5
  • 20 OCT 06:24Z
    Uniong｜WebITR - Insecure Deserialization
    cvelistv5