High severity7.3NVD Advisory· Published Jan 18, 2026· Updated Apr 29, 2026

CVE-2026-1121

Description

A vulnerability was found in Yonyou KSOA 9.0. This affects an unknown function of the file /worksheet/del_workplan.jsp of the component HTTP GET Parameter Handler. The manipulation of the argument ID results in sql injection. The attack can be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Yonyou/Ksoa2 versions
cpe:2.3:a:yonyou:ksoa:9.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:yonyou:ksoa:9.0:*:*:*:*:*:*:*
- (no CPE)range: = 9.0

Patches

Vulnerability mechanics

References

vuldb.comnvdThird Party AdvisoryVDB Entry
vuldb.comnvdThird Party AdvisoryVDB Entry
github.com/LX-66-LX/cve/issues/7nvdBroken Link
vuldb.comnvdPermissions RequiredVDB Entry

News mentions

No linked articles in our index yet.

Severity

HighCVSS v3.1

7.3/ 10

CVSS v45.5

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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

Attack vector: Network
Complexity: Low
Privileges: None
User interaction: None
Scope: Unchanged
Confidentiality: Low
Integrity: Low
Availability: Low

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

EPSS

Probability of exploitation in the next 30 days.

0.46%

VYPR risk score

Composite of severity, exploitation, and reach.

0.47medium

cvss	0.474
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000

Weaknesses

CWE-74
Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
CWE-89
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

CVE ID

CVE-2026-1121

Credits

L(
LX-66-LX (VulDB User)
reporter