CVE-2025-11602— Untargeted information leak in Bolt protocol handshake
Quick assessment
Affected
neo4j Enterprise Edition
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.
Neo4j Enterprise Edition和Neo4j Community Edition都是美国Neo4j公司的一款图数据库。 Neo4j Enterprise Edition和Neo4j Community Edition存在安全漏洞，该漏洞源于bolt协议握手过程中信息泄露，可能导致攻击者获取先前连接的部分信息。
Possible ATT&CK Techniques 1 AI
T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2025-11602
Vulnerability Information
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Vulnerability Title
Untargeted information leak in Bolt protocol handshake
Source: CVE Program / CVE List V5
Vulnerability Description
Potential information leak in bolt protocol handshake in Neo4j Enterprise and Community editions allows attacker to obtain one byte of information from previous connections. The attacker has no control over the information leaked in server responses.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/V:D/U:Clear
Source: CVE Program / CVE List V5
Vulnerability Type
在释放前未清除敏感信息
Source: CVE Program / CVE List V5
Vulnerability Title
Neo4j Enterprise Edition和Neo4j Community Edition 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Neo4j Enterprise Edition和Neo4j Community Edition都是美国Neo4j公司的一款图数据库。 Neo4j Enterprise Edition和Neo4j Community Edition存在安全漏洞，该漏洞源于bolt协议握手过程中信息泄露，可能导致攻击者获取先前连接的部分信息。
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 |
|---|---|---|---|---|
| neo4j | Enterprise Edition | 5.26.0 ~ 5.26.15 | - |
|
| neo4j | Community Edition | 5.26.0 ~ 5.26.15 | - |
|
II. Public POCs for CVE-2025-11602
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
Same product: Enterprise Edition
-
CVE-2026-14587
Unathenticated connection can hold Bolt channel open -
CVE-2026-1471
Caching of authentication context -
CVE-2026-1524
Auth misconfiguration when multiple providers enabled -
CVE-2026-1497
Incorrect privilege assignment in composite databases -
CVE-2026-1337
Insufficient escaping of unicode characters in query log
Same vendor: neo4j
-
CVE-2026-19869
Privilege Escalation via Dropped Field-Level @authentication -
CVE-2026-5423
Subscription Authentication Bypass via Unverified connection -
CVE-2026-14587
Unathenticated connection can hold Bolt channel open -
CVE-2026-1471
Caching of authentication context -
CVE-2026-1524
Auth misconfiguration when multiple providers enabled
V. Comments for CVE-2025-11602
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