CVE-2026-19826

alldatacenter alldata xxl-rpc Listener HessianSerializer.java Hessian2Input.readObject deserialization

HIGH
7.3
CVSS Score
Published: August 14, 2026 at 01:00 PM UTC
Updated: August 18, 2026 at 02:17 AM UTC
2 products affected across 2 vendorsAlldataAlldata

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Severity
HIGH7.3
Exploit prediction
EPSS 0.6%
SSVC
PoC

Description

A vulnerability was detected in alldatacenter alldata up to 0.6.8. This affects the function Hessian2Input.readObject of the file /serialize/impl/HessianSerializer.java of the component xxl-rpc Listener. The manipulation results in deserialization. The attack may be performed from remote. The exploit is now public and may be used. The project closed the issue report as "not planned" without any further explanation.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (6)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/389959
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/389959/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-19826
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/870236
ExploitIssue Tracking
Source: cverecord
https://github.com/alldatacenter/alldata/issues/832

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.3HIGHVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-502CWE-20

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