Apache Storm Client/State Store deserialization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.9$5k-$25k0.00+

Summaryinfo

A vulnerability, which was classified as very critical, was found in Apache Storm. The impacted element is an unknown function of the component Client/State Store. Such manipulation leads to deserialization. This vulnerability is uniquely identified as CVE-2026-82436. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Apache Storm (affected version not known) and classified as very critical. Affected by this issue is some unknown functionality of the component Client/State Store. The manipulation with an unknown input leads to a deserialization vulnerability. Using CWE to declare the problem leads to CWE-502. The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid. Impacted is confidentiality, integrity, and availability.

This vulnerability is handled as CVE-2026-82436. The exploitation is known to be easy. The attack may be launched remotely. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 11/09/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.9
VulDB Meta Temp Score: 9.9

VulDB Base Score: 9.9
VulDB Temp Score: 9.9
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: Deserialization
CWE: CWE-502 / CWE-20
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: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

11/09/2026 Advisory disclosed
11/09/2026 +0 days VulDB entry created
11/09/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: apache.org

Status: Not defined

CVE: CVE-2026-82436 (🔒)

GCVE (CVE): GCVE-0-2026-82436
GCVE (VulDB): GCVE-100-433022

Entryinfo

Created: 11/09/2026 07:24
Changes: 11/09/2026 07:24 (47)
Complete: 🔍
Cache ID: 216::103

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