CVE-2021-3503

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.07% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 62.4% of scored records. A rank, not a probability.

NVD base score

4.3 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2022-04-18 16:20Z4 YR AGO

Last updated

2024-08-03 16:53Z2 YR AGO

Reserved

2021-04-16

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass

Data version

5.1

Document digest

b9b690068754aa3235a11165cbe71a34488496bd08c85688af6f082177873864

• bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1942693x_refsource_MISC
• issues.redhat.comhttps://issues.redhat.com/browse/WFLY-11933x_refsource_MISC
• github.comhttps://github.com/wildfly/wildfly/pull/14136x_refsource_MISC
• github.comhttps://github.com/advisories/GHSA-c4r5-xvgw-2942x_refsource_MISC
• access.redhat.comhttps://access.redhat.com/security/cve/CVE-2021-3503x_refsource_MISC