Redis up to 8.8.1/8.9.x Cluster Bus out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.0$0-$5k1.23

Summaryinfo

A vulnerability, which was classified as critical, was found in Redis up to 8.8.1/8.9.x. The impacted element is an unknown function of the component Cluster Bus. The manipulation results in out-of-bounds. This vulnerability is known as CVE-2026-92925. It is possible to launch the attack remotely. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Redis up to 8.8.1/8.9.x. Affected is some unknown functionality of the component Cluster Bus. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In Redis community the cluster bus PING/PONG/MEET packet parser validated extension padding and total length but never checked that string-carrying extensions are properly null-terminated, allowing a crafted packet to trigger out-of-bounds reads when the payload is later consumed as a C string. This vulnerability can potentially lead to loss of confidentiality or remote denial of service. Redis Software / Redis Enterprise are not affected by this issue.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2026-92925 since 09/17/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available.

Upgrading to version 8.10.0 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

License

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: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
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: Redis 8.10.0

Timelineinfo

09/17/2026 Advisory disclosed
09/17/2026 +0 days CVE reserved
09/17/2026 +0 days VulDB entry created
09/17/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-92925 (🔒)
GCVE (CVE): GCVE-0-2026-92925
GCVE (VulDB): GCVE-100-406380

Entryinfo

Created: 09/17/2026 14:09
Changes: 09/17/2026 14:09 (66)
Complete: 🔍
Cache ID: 216::103

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