CVE-2020-36319

lowpriority · track · 26EPSS 0.010 · 63 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.00% (63rd) EPSS

CVSS 3.5 · low

Is it mine?

5 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

Insecure configuration of default ObjectMapper in com.vaadin:flow-server versions 3.0.0 through 3.0.5 (Vaadin 15.0.0 through 15.0.4) may expose sensitive data if the application also uses e.g. @RestController

cvss

Technical severity, 0–10. One row per scoring source.

6.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.1–6.5

v2.03.5lowAV:N/AC:M/Au:S/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 6.8 · impact 2.9

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 3.6

v3.13.1lowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:Nsecondary · ENISA EU

v3.13.1lowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:Nsecondary · security@vaadin.comexploitability 1.6 · impact 1.4

v3.13.1lowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:Nsecondary · OSV

v3.16mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-668USprimaryCWE-200USCWE-200USCWE-668US

affected products (5)

Products and version ranges known to be affected.

Vaadin Vaadin15.0.0 → *enisa_euvdEU
Vaadin flow-server3.0.0 → *enisa_euvdEU
vaadin flow3.0.0 → 3.0.6nvdUScpe:2.3:a:vaadin:flow:*:*:*:*:*:*:*:*
vaadin vaadin15.0.0 → 15.0.5nvdUScpe:2.3:a:vaadin:vaadin:*:*:*:*:*:*:*:*
Maven com.vaadin:flow-server3.0.0 → 3.0.6osvUSpkg:maven/com.vaadin/flow-server

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-rjww-2x8v-m9v9Potential sensitive data exposure in applications using Vaadin 152021-04-19ghsa · osvUS
Insecure configuration of default `ObjectMapper` in `com.vaadin:flow-server` versions 3.0.0 through 3.0.5 (Vaadin 15.0.0 through 15.0.4) may expose sensitive data if the application also uses e.g. `@RestController` - https://vaadin.com/security/cve-2020-36319

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

published 2021-04-23modified 2026-06-17

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references (10)

External citations — patches, advisories, analysis.

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