Ethereum go-ethereum up to 1.16.7 denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Ethereum go-ethereum up to 1.16.7. This vulnerability affects unknown code. The manipulation leads to denial of service. This vulnerability is uniquely identified as CVE-2026-22862. The attack is possible to be carried out remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Ethereum go-ethereum up to 1.16.7. It has been rated as problematic. This issue affects some unknown functionality. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. The summary by CVE is:

go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. A vulnerable node can be forced to shutdown/crash using a specially crafted message. This vulnerability is fixed in 1.16.8.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2026-22862 since 01/12/2026. The exploitation is known to be easy. The attack may be initiated remotely. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

Upgrading to version 1.16.8 eliminates this vulnerability. Applying the patch abeb78c647e354ed922726a1d719ac7bc64a07e2 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-2011). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Version

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Website

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: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
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: go-ethereum 1.16.8
Patch: abeb78c647e354ed922726a1d719ac7bc64a07e2

Timelineinfo

01/12/2026 CVE reserved
01/14/2026 +2 days Advisory disclosed
01/14/2026 +0 days VulDB entry created
01/29/2026 +15 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-mr7q-c9w9-wh4h
Status: Confirmed

CVE: CVE-2026-22862 (🔒)
GCVE (CVE): GCVE-0-2026-22862
GCVE (VulDB): GCVE-100-340937
EUVD: 🔒

Entryinfo

Created: 01/14/2026 08:14
Updated: 01/29/2026 21:34
Changes: 01/14/2026 08:14 (69), 01/14/2026 22:33 (1), 01/29/2026 21:34 (11)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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