IBM Cloud APM/Base Private/Advanced Private up to 8.1.4 improper validation of specified quantity in input

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in IBM Cloud APM, Base Private and Advanced Private up to 8.1.4. It has been classified as critical. Impacted is an unknown function. Performing a manipulation results in improper validation of specified quantity in input. This vulnerability was named CVE-2026-3676. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in IBM Cloud APM, Base Private and Advanced Private up to 8.1.4. It has been classified as critical. This affects an unknown code block. The manipulation with an unknown input leads to a improper validation of specified quantity in input vulnerability. CWE is classifying the issue as CWE-1284. The product receives input that is expected to specify a quantity (such as size or length), but it does not validate or incorrectly validates that the quantity has the required properties. This is going to have an impact on availability. The summary by CVE is:

IBM Cloud APM, Base Private 8.1.4 and IBM Cloud APM, Advanced Private 8.1.4 IBM Db2 for Linux, UNIX and Windows (includes DB2 Connect Server) could allow an authenticated user to cause a denial of service due to improper neutralization of special elements in the data query logic of the Fenced environment.

It is possible to read the advisory at ibm.com. This vulnerability is uniquely identified as CVE-2026-3676 since 03/06/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/27/2026).

Upgrading eliminates this vulnerability.

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Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.3

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector (ibm): 🔒

CVSSv2info

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

Exploitinginfo

Class: Improper validation of specified quantity in input
CWE: CWE-1284 / CWE-703
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: 🔒

Timelineinfo

03/06/2026 CVE reserved
05/27/2026 +81 days Advisory disclosed
05/27/2026 +0 days VulDB entry created
05/27/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: ibm.com

Advisory: ibm.com
Status: Confirmed

CVE: CVE-2026-3676 (🔒)
GCVE (CVE): GCVE-0-2026-3676
GCVE (VulDB): GCVE-100-366063

Entryinfo

Created: 05/27/2026 16:12
Changes: 05/27/2026 16:12 (63)
Complete: 🔍
Cache ID: 216::103

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