neo4j Community Edition/Enterprise Edition up to 5.26.14/2025.10.0 Bolt Protocol Handshake sensitive information in resource not removed before reuse

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.1$0-$5k0.00

Summaryinfo

A vulnerability has been found in neo4j Community Edition and Enterprise Edition up to 5.26.14/2025.10.0 and classified as problematic. This affects an unknown function of the component Bolt Protocol Handshake Handler. The manipulation leads to sensitive information in resource not removed before reuse. This vulnerability is uniquely identified as CVE-2025-11602. The attack is possible to be carried out remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in neo4j Community Edition and Enterprise Edition up to 5.26.14/2025.10.0. It has been rated as problematic. This issue affects an unknown part of the component Bolt Protocol Handshake Handler. The manipulation with an unknown input leads to a sensitive information in resource not removed before reuse vulnerability. Using CWE to declare the problem leads to CWE-226. The product releases a resource such as memory or a file so that it can be made available for reuse, but it does not clear or "zeroize" the information contained in the resource before the product performs a critical state transition or makes the resource available for reuse by other entities. Impacted is confidentiality. The summary by CVE is:

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.

It is possible to read the advisory at neo4j.com. The identification of this vulnerability is CVE-2025-11602 since 10/10/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Upgrading to version 5.26.15 or 2025.10.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-37324). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Sensitive information in resource not removed before reuse
CWE: CWE-226 / CWE-200 / CWE-284
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Community Edition/Enterprise Edition 5.26.15/2025.10.1

Timelineinfo

10/10/2025 CVE reserved
10/31/2025 +21 days Advisory disclosed
10/31/2025 +0 days VulDB entry created
10/31/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: neo4j.com
Status: Confirmed

CVE: CVE-2025-11602 (🔒)
GCVE (CVE): GCVE-0-2025-11602
GCVE (VulDB): GCVE-100-330767
EUVD: 🔒

Entryinfo

Created: 10/31/2025 12:19
Updated: 10/31/2025 12:58
Changes: 10/31/2025 12:19 (68), 10/31/2025 12:58 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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