CVE-2026-3422 json
e-Excellence｜U-Office Force - Insecure Deserialization
published 2026-03-02 8 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-9149
- cvss
- 9.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.9%
- EPSS 0.9% chance of exploitation in 30 days, percentile 60%
- public exploits
- 0
- none known
Summary
U-Office Force developed by e-Excellence has a Insecure Deserialization vulnerability, allowing unauthenticated remote attackers to execute arbitrary code on the server by sending maliciously crafted serialized content.
Patch / fix
- edetw u-office_force 29.50
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- total
- Assessed
- 8 mo ago
Exploit prediction
0.92% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 9.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| CNA | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| CNA | 4.0 | 9.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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 |
Affected products
- e-Excellence U-Office Force
Classification
- Weakness
-
- CWE-502 Deserialization of Untrusted Data
References
-
twcert.org.tw
/tw/cp-132-10742-45b13-1.html
third-party-advisory
-
twcert.org.tw
/en/cp-139-10743-9a952-2.html
third-party-advisory
Sources
- CVE List CVE-2026-3422
- NVD CVE-2026-3422
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.