CVE-2018-25007

Unauthorized client-side property update in UIDL request handler in Vaadin 10 and 11

MEDIUM

4.3

CVSS Score

Published: April 23, 2021 at 04:05 PM UTC

Updated: June 17, 2026 at 01:54 AM UTC

3 products affected across 1 vendorVaadinFlowFlow Server

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Severity

MEDIUM4.3

Exploit prediction

EPSS 0.6%

Description

Missing check in UIDL request handler in com.vaadin:flow-server versions 1.0.0 through 1.0.5 (Vaadin 10.0.0 through 10.0.7, and 11.0.0 through 11.0.2) allows attacker to update element property values via crafted synchronization message.

Affected

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

Flow · Vaadinmaven

95%

1.0.0 ≤ v < 1.0.6

Affected range stops below 1.0.6, so it looks safe — our inference, not a vendor statement

Vaadin · Vaadinmaven

95%

v ≥ 10.0.010.0.0 ≤ v < 10.0.811.0.0 ≤ v < 11.0.310.0.0

Affected range stops below 10.0.8, so it looks safe — our inference, not a vendor statement

Affected range stops below 11.0.3, so it looks safe — our inference, not a vendor statement

Flow Server · Vaadin

60%

v ≥ 1.0.01.0.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

x_refsource_MISCPatchThird Party Advisory

Source: [email protected]

https://github.com/vaadin/flow/pull/4774

x_refsource_MISCVendor Advisory

Source: [email protected]

https://vaadin.com/security/cve-2018-25007

CVSS

4.3MEDIUM[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: LOW
Availability: NONE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-754

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