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CVE-2018-12544

Moderate severity vulnerability that affects io.vertx:vertx-core

9.8 CriticalFix available

CVE-2018-12544 is a critical vulnerability (CVSS 9.8) in Eclipse Vert.x, published October 10, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.17%, the 82nd percentile. Fixed in io.vertx:vertx-core 3.5.4.

What does this mean?
Severity
9.8 CriticalCVSS 3.0, NVD
Exploit chance
2.17%EPSS, 82nd percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
3.5.4io.vertx:vertx-core +1 more

Description

In version from 3.5.Beta1 to 3.5.3 of Eclipse Vert.x, the OpenAPI XML type validator creates XML parsers without taking appropriate defense against XML attacks. This mechanism is exclusively when the developer uses the Eclipse Vert.x OpenAPI XML type validator to validate a provided schema.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

2.17%Up 1.1 points since Apr 14, 2021
90%50%10%1%

Affected products

Affected packages

Affected packages
PackageAffectedFixed
io.vertx:vertx-core
Maven
3.5.0 up to 3.5.4
3.5.4
io.vertx:vertx-core
Maven
3.5.0 up to 3.5.4, plus listed versions
3.5.13.5.23.5.2.CR13.5.2.CR23.5.2.CR33.5.33.5.3.CR1
3.5.4

What each source reports

NVD Score used9.8

In version from 3.5.Beta1 to 3.5.3 of Eclipse Vert.x, the OpenAPI XML type validator creates XML parsers without taking appropriate defense against XML attacks. This mechanism is exclusively when the developer uses the Eclipse Vert.x OpenAPI XML type validator to validate a provided schema.

Record
CVE-2018-12544
CVSS 3.0
9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness
CWE-611
Updated
2026-11-02
CVE ListNo score

In version from 3.5.Beta1 to 3.5.3 of Eclipse Vert.x, the OpenAPI XML type validator creates XML parsers without taking appropriate defense against XML attacks. This mechanism is exclusively when the developer uses the Eclipse Vert.x OpenAPI XML type validator to validate a provided schema.

Record
CVE-2018-12544
Weakness
CWE-611
Updated
2026-11-02
EUVDEUVD-2018-0664No score

In version from 3.5.Beta1 to 3.5.3 of Eclipse Vert.x, the OpenAPI XML type validator creates XML parsers without taking appropriate defense against XML attacks. This mechanism is exclusively when the developer uses the Eclipse Vert.x OpenAPI XML type validator to validate a provided schema.

Record
EUVD-2018-0664
Updated
2026-11-03
GitHub AdvisoriesGHSA-qh3m-qw6v-qvhgNo score

Moderate severity vulnerability that affects io.vertx:vertx-core

In version from 3.5.Beta1 to 3.5.3 of Eclipse Vert.x, the OpenAPI XML type validator creates XML parsers without taking appropriate defense against XML attacks. This mechanism is exclusively when the developer uses the Eclipse Vert.x OpenAPI XML type validator to validate a provided schema.

Record
GHSA-qh3m-qw6v-qvhg
Weakness
CWE-611
Updated
2026-11-02
OSV9.8

In version from 3.5.Beta1 to 3.5.3 of Eclipse Vert.x, the OpenAPI XML type validator creates XML parsers without taking appropriate defense against XML attacks. This mechanism is exclusively when the developer uses the Eclipse Vert.x OpenAPI XML type validator to validate a provided schema.

Record
CVE-2018-12544
CVSS 3.0
9.8 CriticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVGHSA-qh3m-qw6v-qvhgNo score

Moderate severity vulnerability that affects io.vertx:vertx-core

In version from 3.5.Beta1 to 3.5.3 of Eclipse Vert.x, the OpenAPI XML type validator creates XML parsers without taking appropriate defense against XML attacks. This mechanism is exclusively when the developer uses the Eclipse Vert.x OpenAPI XML type validator to validate a provided schema.

Record
GHSA-qh3m-qw6v-qvhg
Weakness
CWE-611
Updated
2026-11-02

History

History
RecordedChangedSources
facts
aliases, productsEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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