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CVE-2026-63230— Pre-authentication error-based SQL injection vulnerability

Quick assessment

Affected
Three Learning Koollab LMS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Three Learning Koollab LMS是Three Learning公司的一款学习管理系统。 Three Learning Koollab LMS 5.3.2版本存在安全漏洞，该漏洞源于存在预认证错误型SQL注入，通过SCORM报告端点，允许未认证攻击者读取敏感数据库内容，包括个人身份信息、凭证和有效JWT令牌，可能导致账户接管。

CVSS 9.1 · Critical EPSS 0.52% · P43

Affected Version Matrix 1

VendorProduct Version RangeStatus
Three Learning Koollab LMS 5.3.2 affected
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I. Basic Information for CVE-2026-63230

Vulnerability Information
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Vulnerability Title
Pre-authentication error-based SQL injection vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A pre-authentication error-based SQL injection vulnerability in Koollab LMS allowed an unauthenticated attacker to read sensitive database contents, including personally identifiable information, credentials, and valid JWT tokens that may enable account takeover, via the SCORM report endpoint.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Three Learning Koollab LMS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Three Learning Koollab LMS是Three Learning公司的一款学习管理系统。 Three Learning Koollab LMS 5.3.2版本存在安全漏洞，该漏洞源于存在预认证错误型SQL注入，通过SCORM报告端点，允许未认证攻击者读取敏感数据库内容，包括个人身份信息、凭证和有效JWT令牌，可能导致账户接管。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Three Learning Koollab LMS 5.3.2 -

II. Public POCs for CVE-2026-63230

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III. Intelligence Information for CVE-2026-63230

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Vendor Advisories for CVE-2026-63230 (1)

Same Patch Batch · Three Learning · 2026-07-29 · 15 CVEs total

CVE-2026-63233 9.9 CRITICAL SQL injection and unsafe deserialisation vulnerability
CVE-2026-63234 9.9 CRITICAL SQL injection and unsafe deserialisation vulnerability
CVE-2026-63232 9.9 CRITICAL SQL injection and unsafe deserialisation vulnerability
CVE-2026-63229 9.1 CRITICAL Pre-authentication blind SQL injection vulnerability
CVE-2026-63231 8.1 HIGH Post-authentication SQL injection vulnerability
CVE-2026-63238 6.5 MEDIUM Authentication bypass vulnerability
CVE-2026-63239 5.4 MEDIUM Hard-coded AWS IAM credentials vulnerability
CVE-2026-63237 4.8 MEDIUM TOTP two-factor authentication bypass vulnerability
CVE-2026-63242 4.3 MEDIUM Business logic vulnerability
CVE-2026-63240 4.3 MEDIUM Information disclosure vulnerability
CVE-2026-63236 3.7 LOW Improper access control vulnerability
CVE-2026-63235 3.7 LOW Improper access control vulnerability
CVE-2026-63241 3.1 LOW Insecure direct object reference vulnerability
CVE-2026-63228 2.6 LOW Unrestricted image upload vulnerability

IV. Related Vulnerabilities

Same product: Koollab LMS
Same vendor: Three Learning

V. Comments for CVE-2026-63230

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