What is CVE-2020-25633?

CVE-2020-25633 is a medium-severity vulnerability in Quarkus, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 5.3/10. Published 2020-09-18.

How severe is CVE-2020-25633?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in Quarkus

CVE-2020-25633

A flaw was found in RESTEasy client in all versions of RESTEasy up to 4.5.6.Final. It may allow client users to obtain the server's potentially sensitive information when the server got WebApplicationException from the RESTEasy client call. The highest threat from this vulnerability is to data confidentiality.

Published 2020-09-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.012 (67.7th percentile), scored 2026-11-01.

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 67.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Quarkus
Red Hat Resteasy-Client — versions through 4.5.6
Red Hat Resteasy

Weakness classification (CWE)

CWE-209 — Generation of Error Message Containing Sensitive Information

References

bugzilla.redhat.com/show_bug.cgi (Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2020-25633?: CVE-2020-25633 is a medium-severity vulnerability in Quarkus, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 5.3/10. Published 2020-09-18.
How severe is CVE-2020-25633?: Medium severity. CVSS v3 base score is 5.3 out of 10.